<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE ieee1599 SYSTEM "http://www.lim.di.unimi.it/IEEE/ieee1599.dtd">
<ieee1599 version="1.0" creator="MuseScore Export Plugin 3.0">
  <general>
    <description>
      <main_title>Prélude in C Minor</main_title>
      <author type="composer">Chopin, Fryderyk Franciszek </author>
      <number>20</number>
      <work_title>Préludes</work_title>
      <work_number>op. 28</work_number>
    </description>
  </general>
  <logic>
    <spine>
      <event id="clef_staff1_meas1_0" timing="0" hpos="0"/>
      <event id="keysig_staff1_meas1" timing="0" hpos="0"/>
      <event id="clef_staff2_meas1_0" timing="0" hpos="0"/>
      <event id="keysig_staff2_meas1" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice1_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas1_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas1_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas1_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas1_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas1_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas2_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas2_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas2_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas2_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas2_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas2_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas3_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas3_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas3_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas3_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas3_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas3_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas4_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas4_voice3_ev2" timing="0" hpos="0"/>
      <event id="clef_staff1_meas4_960" timing="480" hpos="480"/>
      <event id="piano1_meas4_voice1_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas4_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas4_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas4_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas5_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas5_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas5_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice2_ev3" timing="360" hpos="360"/>
      <event id="piano1_meas5_voice1_ev4" timing="120" hpos="120"/>
      <event id="piano1_meas5_voice2_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas5_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas6_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas6_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas6_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas6_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas6_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas6_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas6_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas6_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas6_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas7_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas7_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas7_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas7_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas7_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas7_voice3_ev4" timing="0" hpos="0"/>
      <event id="clef_staff1_meas8_0" timing="480" hpos="480"/>
      <event id="piano1_meas8_voice1_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas8_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas8_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas8_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas8_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas8_voice3_ev4" timing="0" hpos="0"/>
      <event id="clef_staff1_meas9_0" timing="480" hpos="480"/>
      <event id="piano1_meas9_voice1_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas9_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas9_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice2_ev3" timing="360" hpos="360"/>
      <event id="piano1_meas9_voice1_ev4" timing="120" hpos="120"/>
      <event id="piano1_meas9_voice2_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas9_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas10_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas10_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas10_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas10_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas10_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas10_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas10_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas10_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas10_voice3_ev4" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice1_ev1" timing="480" hpos="480"/>
      <event id="piano1_meas11_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas11_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas11_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas11_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas11_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas11_voice3_ev4" timing="0" hpos="0"/>
      <event id="clef_staff1_meas12_0" timing="480" hpos="480"/>
      <event id="piano1_meas12_voice1_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice2_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice3_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice1_ev2" timing="480" hpos="480"/>
      <event id="piano1_meas12_voice3_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice1_ev3" timing="480" hpos="480"/>
      <event id="piano1_meas12_voice2_ev2" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice3_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice1_ev4" timing="360" hpos="360"/>
      <event id="piano1_meas12_voice1_ev5" timing="120" hpos="120"/>
      <event id="piano1_meas12_voice2_ev3" timing="0" hpos="0"/>
      <event id="piano1_meas12_voice3_ev4" timing="0" hpos="0"/>
      <event id="clef_staff1_meas13_0" timing="480" hpos="480"/>
      <event id="piano1_meas13_voice1_ev1" timing="0" hpos="0"/>
      <event id="piano1_meas13_voice3_ev1" timing="0" hpos="0"/>
    </spine>
    <los>
      <staff_list>
        <staff id="staff1">
          <clef event_ref="clef_staff1_meas1_0" shape="F" staff_step="6"/>
          <clef event_ref="clef_staff1_meas4_960" shape="G" staff_step="2"/>
          <clef event_ref="clef_staff1_meas8_0" shape="F" staff_step="6"/>
          <clef event_ref="clef_staff1_meas9_0" shape="G" staff_step="2"/>
          <clef event_ref="clef_staff1_meas12_0" shape="F" staff_step="6"/>
          <clef event_ref="clef_staff1_meas13_0" shape="G" staff_step="2"/>
          <key_signature event_ref="keysig_staff1_meas1">
            <flat_num number="3"/>
          </key_signature>
        </staff>
        <staff id="staff2">
          <clef event_ref="clef_staff2_meas1_0" shape="F" staff_step="6"/>
          <key_signature event_ref="keysig_staff2_meas1">
            <flat_num number="3"/>
          </key_signature>
        </staff>
      </staff_list>
      <part id="piano1">
        <voice_list>
          <voice_item id="piano1_voice1" staff_ref="staff1"/>
          <voice_item id="piano1_voice2" staff_ref="staff1"/>
          <voice_item id="piano1_voice3" staff_ref="staff2"/>
        </voice_list>
        <measure number="1">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas1_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas1_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas1_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas1_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas1_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas1_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="2">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas2_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas2_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas2_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas2_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas2_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="2" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="2" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="2" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="3" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas2_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="2" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="3">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas3_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas3_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas3_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas3_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas3_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas3_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="4">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas4_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="B" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas4_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas4_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas4_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas4_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas4_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="5">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas5_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="6" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="E" octave="6" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice1_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice1_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas5_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas5_voice2_ev2">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice2_ev3">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas5_voice2_ev4">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas5_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas5_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="6">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas6_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas6_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas6_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="7">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas7_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas7_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas7_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas7_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas7_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="3" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="2" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas7_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="8">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas8_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas8_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas8_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas8_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas8_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="2" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="2" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas8_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="9">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas9_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="6" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="6" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice1_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice1_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas9_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas9_voice2_ev2">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice2_ev3">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas9_voice2_ev4">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas9_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas9_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="10">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas10_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="sharp"/>
                <printed_accidentals>
                  <sharp/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas10_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas10_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="11">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas11_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas11_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas11_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas11_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas11_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="3" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="B" octave="2" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="B" octave="3" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas11_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="12">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas12_voice1_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice1_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="F" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice1_ev3">
              <duration num="1" den="8">
              </duration>
              <augmentation_dots number="1"/>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice1_ev4">
              <duration num="1" den="16">
              </duration>
              <notehead>
                <pitch step="D" octave="5" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice1_ev5">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="E" octave="4" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice2">
            <rest event_ref="piano1_meas12_voice2_ev1">
              <duration num="1" den="2">
              </duration>
            </rest>
            <chord event_ref="piano1_meas12_voice2_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="F" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="B" octave="4" actual_accidental="natural"/>
                <printed_accidentals>
                  <natural/>
                </printed_accidentals>
              </notehead>
            </chord>
            <rest event_ref="piano1_meas12_voice2_ev3">
              <duration num="1" den="4">
              </duration>
            </rest>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas12_voice3_ev1">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="A" octave="2" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="A" octave="3" actual_accidental="flat"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice3_ev2">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="D" octave="2" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
              <notehead>
                <pitch step="D" octave="3" actual_accidental="flat"/>
                <printed_accidentals>
                  <flat/>
                </printed_accidentals>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice3_ev3">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="G" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
            <chord event_ref="piano1_meas12_voice3_ev4">
              <duration num="1" den="4">
              </duration>
              <notehead>
                <pitch step="C" octave="2" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="3" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
        <measure number="13">
          <voice voice_item_ref="piano1_voice1">
            <chord event_ref="piano1_meas13_voice1_ev1">
              <duration num="1" den="1">
              </duration>
              <notehead>
                <pitch step="C" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="E" octave="5" actual_accidental="flat"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="5" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="C" octave="6" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
          <voice voice_item_ref="piano1_voice3">
            <chord event_ref="piano1_meas13_voice3_ev1">
              <duration num="1" den="1">
              </duration>
              <notehead>
                <pitch step="C" octave="4" actual_accidental="natural"/>
              </notehead>
              <notehead>
                <pitch step="G" octave="4" actual_accidental="natural"/>
              </notehead>
            </chord>
          </voice>
        </measure>
      </part>
    </los>
  </logic>
  <notational>
    <graphic_instance_group description="Breitkopf Härtel, Leipzig">
      <graphic_instance file_name="score_files/breitkopf_hartel,_leipzig/chopin_preludes_op_28_no_20_breitkopf.jpg" file_format="image_jpg" encoding_format="image_png" position_in_group="1" measurement_unit="pixels">
        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="740" upper_left_y="98" lower_right_x="802" lower_right_y="378"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="834" upper_left_y="89" lower_right_x="887" lower_right_y="367"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="929" upper_left_y="116" lower_right_x="998" lower_right_y="252"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="1005" upper_left_y="117" lower_right_x="1057" lower_right_y="264"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="1066" upper_left_y="119" lower_right_x="1118" lower_right_y="385"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="1156" upper_left_y="116" lower_right_x="1228" lower_right_y="388"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="1234" upper_left_y="120" lower_right_x="1311" lower_right_y="388"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="1337" upper_left_y="123" lower_right_x="1411" lower_right_y="292"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="1415" upper_left_y="124" lower_right_x="1469" lower_right_y="291"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="1471" upper_left_y="234" lower_right_x="1522" lower_right_y="406"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="1566" upper_left_y="160" lower_right_x="1638" lower_right_y="402"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="1639" upper_left_y="140" lower_right_x="1744" lower_right_y="408"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev3" upper_left_x="1745" upper_left_y="140" lower_right_x="1799" lower_right_y="234"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="1800" upper_left_y="140" lower_right_x="1855" lower_right_y="235"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="1856" upper_left_y="142" lower_right_x="1914" lower_right_y="373"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="1950" upper_left_y="161" lower_right_x="2041" lower_right_y="398"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="2039" upper_left_y="122" lower_right_x="2106" lower_right_y="385"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="2117" upper_left_y="129" lower_right_x="2209" lower_right_y="201"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="2213" upper_left_y="129" lower_right_x="2253" lower_right_y="216"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="2254" upper_left_y="123" lower_right_x="2331" lower_right_y="300"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="2376" upper_left_y="86" lower_right_x="2449" lower_right_y="242"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="2468" upper_left_y="89" lower_right_x="2522" lower_right_y="249"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="2543" upper_left_y="93" lower_right_x="2582" lower_right_y="257"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="2705" upper_left_y="97" lower_right_x="2751" lower_right_y="263"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="481" upper_left_y="643" lower_right_x="521" lower_right_y="822"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="526" upper_left_y="618" lower_right_x="607" lower_right_y="834"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="609" upper_left_y="622" lower_right_x="684" lower_right_y="810"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="685" upper_left_y="643" lower_right_x="740" lower_right_y="810"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="742" upper_left_y="645" lower_right_x="799" lower_right_y="843"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="823" upper_left_y="647" lower_right_x="886" lower_right_y="814"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="887" upper_left_y="648" lower_right_x="946" lower_right_y="838"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="947" upper_left_y="649" lower_right_x="997" lower_right_y="765"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="997" upper_left_y="651" lower_right_x="1034" lower_right_y="787"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="1034" upper_left_y="684" lower_right_x="1102" lower_right_y="841"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="1131" upper_left_y="678" lower_right_x="1185" lower_right_y="963"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="1189" upper_left_y="678" lower_right_x="1245" lower_right_y="953"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="1263" upper_left_y="679" lower_right_x="1303" lower_right_y="786"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="1305" upper_left_y="684" lower_right_x="1355" lower_right_y="811"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="1362" upper_left_y="699" lower_right_x="1408" lower_right_y="959"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="1455" upper_left_y="620" lower_right_x="1501" lower_right_y="787"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="1509" upper_left_y="629" lower_right_x="1554" lower_right_y="788"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="1571" upper_left_y="626" lower_right_x="1604" lower_right_y="794"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="1707" upper_left_y="624" lower_right_x="1753" lower_right_y="797"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="1787" upper_left_y="638" lower_right_x="1835" lower_right_y="804"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="1833" upper_left_y="623" lower_right_x="1916" lower_right_y="809"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="1915" upper_left_y="634" lower_right_x="1990" lower_right_y="796"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="1994" upper_left_y="643" lower_right_x="2046" lower_right_y="808"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev5" upper_left_x="2046" upper_left_y="645" lower_right_x="2108" lower_right_y="843"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="2129" upper_left_y="654" lower_right_x="2189" lower_right_y="816"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev2" upper_left_x="2190" upper_left_y="650" lower_right_x="2234" lower_right_y="857"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev3" upper_left_x="2235" upper_left_y="667" lower_right_x="2282" lower_right_y="765"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="2282" upper_left_y="669" lower_right_x="2323" lower_right_y="771"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="2324" upper_left_y="672" lower_right_x="2369" lower_right_y="859"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="2392" upper_left_y="682" lower_right_x="2445" lower_right_y="963"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev2" upper_left_x="2445" upper_left_y="681" lower_right_x="2500" lower_right_y="962"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev3" upper_left_x="2509" upper_left_y="704" lower_right_x="2560" lower_right_y="802"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="2561" upper_left_y="685" lower_right_x="2613" lower_right_y="811"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev5" upper_left_x="2614" upper_left_y="689" lower_right_x="2662" lower_right_y="968"/>
        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="2689" upper_left_y="690" lower_right_x="2740" lower_right_y="823"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="893" upper_left_y="276" lower_right_x="1008" lower_right_y="370"/>
        <graphic_event event_ref="piano1_meas2_voice2_ev2" upper_left_x="1316" upper_left_y="291" lower_right_x="1421" lower_right_y="405"/>
        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="1745" upper_left_y="237" lower_right_x="1809" lower_right_y="365"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="2105" upper_left_y="202" lower_right_x="2212" lower_right_y="337"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="2581" upper_left_y="172" lower_right_x="2633" lower_right_y="268"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="2633" upper_left_y="174" lower_right_x="2697" lower_right_y="270"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="947" upper_left_y="768" lower_right_x="996" lower_right_y="888"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="1245" upper_left_y="842" lower_right_x="1344" lower_right_y="949"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="1605" upper_left_y="715" lower_right_x="1647" lower_right_y="826"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev3" upper_left_x="1647" upper_left_y="716" lower_right_x="1707" lower_right_y="825"/>
        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="2236" upper_left_y="768" lower_right_x="2278" lower_right_y="878"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="2501" upper_left_y="833" lower_right_x="2597" lower_right_y="958"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="739" upper_left_y="380" lower_right_x="797" lower_right_y="546"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev2" upper_left_x="821" upper_left_y="411" lower_right_x="882" lower_right_y="577"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev3" upper_left_x="905" upper_left_y="405" lower_right_x="988" lower_right_y="568"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev4" upper_left_x="1053" upper_left_y="389" lower_right_x="1125" lower_right_y="555"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev1" upper_left_x="1155" upper_left_y="398" lower_right_x="1222" lower_right_y="591"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev2" upper_left_x="1222" upper_left_y="399" lower_right_x="1302" lower_right_y="597"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev3" upper_left_x="1325" upper_left_y="428" lower_right_x="1421" lower_right_y="603"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev4" upper_left_x="1449" upper_left_y="408" lower_right_x="1518" lower_right_y="589"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev1" upper_left_x="1573" upper_left_y="410" lower_right_x="1648" lower_right_y="575"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev2" upper_left_x="1658" upper_left_y="431" lower_right_x="1719" lower_right_y="592"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="1727" upper_left_y="416" lower_right_x="1805" lower_right_y="578"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev4" upper_left_x="1831" upper_left_y="380" lower_right_x="1913" lower_right_y="546"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev1" upper_left_x="1948" upper_left_y="398" lower_right_x="2036" lower_right_y="547"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev2" upper_left_x="2033" upper_left_y="404" lower_right_x="2100" lower_right_y="582"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev3" upper_left_x="2137" upper_left_y="426" lower_right_x="2206" lower_right_y="590"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="2257" upper_left_y="406" lower_right_x="2331" lower_right_y="578"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="2383" upper_left_y="385" lower_right_x="2450" lower_right_y="547"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev2" upper_left_x="2443" upper_left_y="301" lower_right_x="2518" lower_right_y="477"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev3" upper_left_x="2528" upper_left_y="287" lower_right_x="2617" lower_right_y="495"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev4" upper_left_x="2643" upper_left_y="281" lower_right_x="2750" lower_right_y="489"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="440" upper_left_y="874" lower_right_x="515" lower_right_y="1059"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="515" upper_left_y="878" lower_right_x="585" lower_right_y="1051"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="615" upper_left_y="870" lower_right_x="680" lower_right_y="1047"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="743" upper_left_y="874" lower_right_x="801" lower_right_y="1047"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="832" upper_left_y="876" lower_right_x="885" lower_right_y="1055"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="889" upper_left_y="877" lower_right_x="933" lower_right_y="1042"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="934" upper_left_y="888" lower_right_x="1015" lower_right_y="1087"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="1018" upper_left_y="902" lower_right_x="1102" lower_right_y="1083"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="1121" upper_left_y="971" lower_right_x="1183" lower_right_y="1149"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="1183" upper_left_y="975" lower_right_x="1249" lower_right_y="1171"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="1256" upper_left_y="976" lower_right_x="1324" lower_right_y="1169"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="1338" upper_left_y="1012" lower_right_x="1425" lower_right_y="1178"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="1448" upper_left_y="881" lower_right_x="1510" lower_right_y="1089"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="1502" upper_left_y="865" lower_right_x="1562" lower_right_y="1067"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="1565" upper_left_y="855" lower_right_x="1633" lower_right_y="1066"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="1653" upper_left_y="842" lower_right_x="1751" lower_right_y="1083"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="1772" upper_left_y="864" lower_right_x="1836" lower_right_y="1078"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="1839" upper_left_y="864" lower_right_x="1919" lower_right_y="1079"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="1929" upper_left_y="852" lower_right_x="2001" lower_right_y="1067"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="2047" upper_left_y="877" lower_right_x="2103" lower_right_y="1052"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="2137" upper_left_y="887" lower_right_x="2183" lower_right_y="1061"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="2184" upper_left_y="884" lower_right_x="2223" lower_right_y="1039"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="2226" upper_left_y="884" lower_right_x="2293" lower_right_y="1115"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="2311" upper_left_y="897" lower_right_x="2375" lower_right_y="1070"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="2386" upper_left_y="977" lower_right_x="2438" lower_right_y="1138"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="2441" upper_left_y="977" lower_right_x="2511" lower_right_y="1174"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="2511" upper_left_y="976" lower_right_x="2582" lower_right_y="1150"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="2594" upper_left_y="1002" lower_right_x="2673" lower_right_y="1181"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="2689" upper_left_y="898" lower_right_x="2746" lower_right_y="1003"/>
      </graphic_instance>
    </graphic_instance_group>
    <graphic_instance_group description="Catelin, Paris">
      <graphic_instance file_name="score_files/catelin,_paris/chopin_preludes_op_28_no_20_catelin.jpg" file_format="image_jpg" encoding_format="image_png" position_in_group="1" measurement_unit="pixels">
        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="3472" upper_left_y="2852" lower_right_x="3652" lower_right_y="4064"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="3792" upper_left_y="2856" lower_right_x="4152" lower_right_y="4084"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="4296" upper_left_y="2884" lower_right_x="4640" lower_right_y="3380"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="4664" upper_left_y="2828" lower_right_x="4952" lower_right_y="3436"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="4980" upper_left_y="2808" lower_right_x="5212" lower_right_y="4116"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="5428" upper_left_y="2904" lower_right_x="5748" lower_right_y="4112"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="5808" upper_left_y="2904" lower_right_x="6164" lower_right_y="4120"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="6316" upper_left_y="2864" lower_right_x="6676" lower_right_y="3464"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="6736" upper_left_y="2852" lower_right_x="7028" lower_right_y="3500"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="6992" upper_left_y="3628" lower_right_x="7284" lower_right_y="4176"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="7476" upper_left_y="2924" lower_right_x="7808" lower_right_y="4180"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="7828" upper_left_y="2932" lower_right_x="8296" lower_right_y="4188"/>
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        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="8812" upper_left_y="2780" lower_right_x="9112" lower_right_y="3348"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="9132" upper_left_y="2844" lower_right_x="9344" lower_right_y="4068"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="2460" upper_left_y="5368" lower_right_x="2720" lower_right_y="6564"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="2936" upper_left_y="5384" lower_right_x="3316" lower_right_y="6516"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="3464" upper_left_y="5372" lower_right_x="3920" lower_right_y="5604"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="3952" upper_left_y="5220" lower_right_x="4268" lower_right_y="5732"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="4268" upper_left_y="5224" lower_right_x="4568" lower_right_y="5964"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="4816" upper_left_y="5180" lower_right_x="5112" lower_right_y="5752"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="5408" upper_left_y="5280" lower_right_x="5692" lower_right_y="5816"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="5888" upper_left_y="5248" lower_right_x="6080" lower_right_y="5812"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="6648" upper_left_y="5228" lower_right_x="6988" lower_right_y="5844"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="7180" upper_left_y="5240" lower_right_x="7536" lower_right_y="5864"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="7688" upper_left_y="5240" lower_right_x="8124" lower_right_y="5896"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="8248" upper_left_y="5268" lower_right_x="8660" lower_right_y="5872"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="8720" upper_left_y="5200" lower_right_x="9016" lower_right_y="5952"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="9040" upper_left_y="5244" lower_right_x="9288" lower_right_y="6004"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="2320" upper_left_y="7660" lower_right_x="2636" lower_right_y="8384"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="2904" upper_left_y="7748" lower_right_x="3256" lower_right_y="8404"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="3436" upper_left_y="7724" lower_right_x="3796" lower_right_y="8172"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="3892" upper_left_y="7704" lower_right_x="4184" lower_right_y="8320"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="4220" upper_left_y="7884" lower_right_x="4556" lower_right_y="8620"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="4744" upper_left_y="7888" lower_right_x="5052" lower_right_y="9056"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="5168" upper_left_y="7884" lower_right_x="5544" lower_right_y="9044"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="5756" upper_left_y="7852" lower_right_x="6124" lower_right_y="8284"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="6204" upper_left_y="7852" lower_right_x="6572" lower_right_y="8288"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="6616" upper_left_y="7916" lower_right_x="6856" lower_right_y="9120"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="7108" upper_left_y="7688" lower_right_x="7412" lower_right_y="8364"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="7628" upper_left_y="7664" lower_right_x="7908" lower_right_y="8404"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="8140" upper_left_y="7692" lower_right_x="8368" lower_right_y="8392"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="9004" upper_left_y="7664" lower_right_x="9292" lower_right_y="8336"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="2340" upper_left_y="10180" lower_right_x="2680" lower_right_y="10948"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="2732" upper_left_y="10168" lower_right_x="3128" lower_right_y="10944"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="3216" upper_left_y="10220" lower_right_x="3564" lower_right_y="10848"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="3568" upper_left_y="10224" lower_right_x="3920" lower_right_y="10896"/>
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        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="4388" upper_left_y="10132" lower_right_x="4748" lower_right_y="10912"/>
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        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="5684" upper_left_y="10320" lower_right_x="5952" lower_right_y="10728"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="5948" upper_left_y="10328" lower_right_x="6176" lower_right_y="11008"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="6464" upper_left_y="10408" lower_right_x="6740" lower_right_y="11604"/>
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        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="7704" upper_left_y="10340" lower_right_x="8016" lower_right_y="10796"/>
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        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="8532" upper_left_y="10420" lower_right_x="8956" lower_right_y="10856"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="4200" upper_left_y="3644" lower_right_x="4608" lower_right_y="4068"/>
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        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="8364" upper_left_y="3580" lower_right_x="8772" lower_right_y="4044"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="3360" upper_left_y="5604" lower_right_x="3860" lower_right_y="6136"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="6076" upper_left_y="5452" lower_right_x="6364" lower_right_y="6060"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="6364" upper_left_y="5464" lower_right_x="6648" lower_right_y="6064"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="3324" upper_left_y="8184" lower_right_x="3700" lower_right_y="8692"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="5624" upper_left_y="8564" lower_right_x="6116" lower_right_y="9068"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="8372" upper_left_y="7820" lower_right_x="8636" lower_right_y="8488"/>
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        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="5184" upper_left_y="10652" lower_right_x="5588" lower_right_y="11100"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="7232" upper_left_y="11064" lower_right_x="7728" lower_right_y="11592"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="3352" upper_left_y="4064" lower_right_x="3700" lower_right_y="4760"/>
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        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="8400" upper_left_y="4212" lower_right_x="8696" lower_right_y="4860"/>
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        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="4284" upper_left_y="6636" lower_right_x="4580" lower_right_y="7216"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="4864" upper_left_y="6336" lower_right_x="5156" lower_right_y="6984"/>
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        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="7176" upper_left_y="6240" lower_right_x="7488" lower_right_y="7044"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="7608" upper_left_y="6208" lower_right_x="7996" lower_right_y="7024"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="8264" upper_left_y="6368" lower_right_x="8544" lower_right_y="7088"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="9056" upper_left_y="6424" lower_right_x="9316" lower_right_y="7080"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="2288" upper_left_y="8772" lower_right_x="2640" lower_right_y="9476"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="2900" upper_left_y="8724" lower_right_x="3172" lower_right_y="9376"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="3284" upper_left_y="8792" lower_right_x="3716" lower_right_y="9644"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="4208" upper_left_y="8800" lower_right_x="4488" lower_right_y="9544"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="4740" upper_left_y="9112" lower_right_x="5040" lower_right_y="9704"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="5176" upper_left_y="9104" lower_right_x="5536" lower_right_y="9816"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="5724" upper_left_y="9096" lower_right_x="5996" lower_right_y="9740"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="6508" upper_left_y="9288" lower_right_x="6820" lower_right_y="9936"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="7144" upper_left_y="8824" lower_right_x="7400" lower_right_y="9508"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="7584" upper_left_y="8740" lower_right_x="7876" lower_right_y="9392"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="8068" upper_left_y="8680" lower_right_x="8404" lower_right_y="9392"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="8936" upper_left_y="8684" lower_right_x="9264" lower_right_y="9448"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="2348" upper_left_y="11188" lower_right_x="2616" lower_right_y="11952"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="2748" upper_left_y="11156" lower_right_x="2992" lower_right_y="11940"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="3264" upper_left_y="11372" lower_right_x="3520" lower_right_y="12036"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="3944" upper_left_y="11208" lower_right_x="4224" lower_right_y="11860"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="4456" upper_left_y="11220" lower_right_x="4724" lower_right_y="11932"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="4856" upper_left_y="11228" lower_right_x="5080" lower_right_y="11904"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="5188" upper_left_y="11348" lower_right_x="5544" lower_right_y="12124"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="5872" upper_left_y="11320" lower_right_x="6232" lower_right_y="11932"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="6420" upper_left_y="11612" lower_right_x="6744" lower_right_y="12264"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="6836" upper_left_y="11656" lower_right_x="7204" lower_right_y="12352"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="7324" upper_left_y="11616" lower_right_x="7572" lower_right_y="12244"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="7892" upper_left_y="11748" lower_right_x="8216" lower_right_y="12468"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="8588" upper_left_y="11336" lower_right_x="8816" lower_right_y="11784"/>
      </graphic_instance>
    </graphic_instance_group>
    <graphic_instance_group description="Durand, Paris">
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        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="630" upper_left_y="561" lower_right_x="697" lower_right_y="730"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="722" upper_left_y="542" lower_right_x="778" lower_right_y="718"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="826" upper_left_y="505" lower_right_x="880" lower_right_y="616"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="892" upper_left_y="508" lower_right_x="932" lower_right_y="634"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="929" upper_left_y="585" lower_right_x="980" lower_right_y="753"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="1050" upper_left_y="581" lower_right_x="1118" lower_right_y="760"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="1126" upper_left_y="561" lower_right_x="1204" lower_right_y="752"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="1237" upper_left_y="557" lower_right_x="1322" lower_right_y="642"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="1326" upper_left_y="522" lower_right_x="1368" lower_right_y="664"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="1368" upper_left_y="608" lower_right_x="1426" lower_right_y="785"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="1474" upper_left_y="582" lower_right_x="1581" lower_right_y="774"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="1598" upper_left_y="564" lower_right_x="1714" lower_right_y="756"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev3" upper_left_x="1737" upper_left_y="550" lower_right_x="1804" lower_right_y="605"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="1817" upper_left_y="504" lower_right_x="1856" lower_right_y="641"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="1858" upper_left_y="593" lower_right_x="1921" lower_right_y="737"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="1976" upper_left_y="586" lower_right_x="2061" lower_right_y="746"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="2088" upper_left_y="561" lower_right_x="2152" lower_right_y="742"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="2217" upper_left_y="652" lower_right_x="2297" lower_right_y="708"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="2308" upper_left_y="609" lower_right_x="2344" lower_right_y="732"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="2350" upper_left_y="650" lower_right_x="2425" lower_right_y="804"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="397" upper_left_y="1225" lower_right_x="493" lower_right_y="1420"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="509" upper_left_y="1234" lower_right_x="600" lower_right_y="1434"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="661" upper_left_y="1252" lower_right_x="710" lower_right_y="1410"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="776" upper_left_y="1254" lower_right_x="853" lower_right_y="1436"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="932" upper_left_y="1256" lower_right_x="1004" lower_right_y="1442"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="1042" upper_left_y="1272" lower_right_x="1133" lower_right_y="1444"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="1160" upper_left_y="1286" lower_right_x="1240" lower_right_y="1452"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="1261" upper_left_y="1265" lower_right_x="1308" lower_right_y="1449"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="1308" upper_left_y="1304" lower_right_x="1392" lower_right_y="1477"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="1446" upper_left_y="1265" lower_right_x="1533" lower_right_y="1450"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="1552" upper_left_y="1281" lower_right_x="1644" lower_right_y="1458"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="1690" upper_left_y="1292" lower_right_x="1770" lower_right_y="1396"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="1769" upper_left_y="1290" lower_right_x="1832" lower_right_y="1396"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="1830" upper_left_y="1317" lower_right_x="1869" lower_right_y="1465"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="1964" upper_left_y="1245" lower_right_x="2038" lower_right_y="1434"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="2060" upper_left_y="1246" lower_right_x="2138" lower_right_y="1420"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="2205" upper_left_y="1196" lower_right_x="2268" lower_right_y="1297"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="2270" upper_left_y="1198" lower_right_x="2340" lower_right_y="1324"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="2341" upper_left_y="1252" lower_right_x="2400" lower_right_y="1436"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="400" upper_left_y="1966" lower_right_x="482" lower_right_y="2133"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="508" upper_left_y="1974" lower_right_x="565" lower_right_y="2140"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="613" upper_left_y="1984" lower_right_x="664" lower_right_y="2141"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="718" upper_left_y="1970" lower_right_x="776" lower_right_y="2154"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="868" upper_left_y="1982" lower_right_x="921" lower_right_y="2170"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="938" upper_left_y="1985" lower_right_x="1036" lower_right_y="2156"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="1042" upper_left_y="1981" lower_right_x="1120" lower_right_y="2150"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="1120" upper_left_y="1978" lower_right_x="1170" lower_right_y="2157"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev5" upper_left_x="1173" upper_left_y="2032" lower_right_x="1244" lower_right_y="2182"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="1294" upper_left_y="1990" lower_right_x="1374" lower_right_y="2173"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev2" upper_left_x="1378" upper_left_y="2008" lower_right_x="1494" lower_right_y="2180"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev3" upper_left_x="1505" upper_left_y="2036" lower_right_x="1590" lower_right_y="2105"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="1578" upper_left_y="2010" lower_right_x="1628" lower_right_y="2138"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="1626" upper_left_y="2033" lower_right_x="1678" lower_right_y="2192"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="1741" upper_left_y="1962" lower_right_x="1829" lower_right_y="2144"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev2" upper_left_x="1841" upper_left_y="1942" lower_right_x="1917" lower_right_y="2126"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev3" upper_left_x="1950" upper_left_y="1941" lower_right_x="2025" lower_right_y="2002"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="2022" upper_left_y="1905" lower_right_x="2080" lower_right_y="2028"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev5" upper_left_x="2077" upper_left_y="1986" lower_right_x="2120" lower_right_y="2145"/>
        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="2232" upper_left_y="2034" lower_right_x="2345" lower_right_y="2169"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="788" upper_left_y="616" lower_right_x="876" lower_right_y="756"/>
        <graphic_event event_ref="piano1_meas2_voice2_ev2" upper_left_x="1212" upper_left_y="644" lower_right_x="1309" lower_right_y="762"/>
        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="1726" upper_left_y="612" lower_right_x="1806" lower_right_y="729"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="2192" upper_left_y="708" lower_right_x="2298" lower_right_y="808"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="609" upper_left_y="1346" lower_right_x="674" lower_right_y="1466"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="709" upper_left_y="1345" lower_right_x="780" lower_right_y="1492"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="1674" upper_left_y="1398" lower_right_x="1746" lower_right_y="1500"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="2160" upper_left_y="1281" lower_right_x="2253" lower_right_y="1417"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="585" upper_left_y="2062" lower_right_x="633" lower_right_y="2184"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev3" upper_left_x="668" upper_left_y="2069" lower_right_x="721" lower_right_y="2205"/>
        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="1497" upper_left_y="2112" lower_right_x="1570" lower_right_y="2217"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="1917" upper_left_y="2006" lower_right_x="2013" lower_right_y="2140"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="616" upper_left_y="830" lower_right_x="713" lower_right_y="1033"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev2" upper_left_x="721" upper_left_y="849" lower_right_x="792" lower_right_y="1058"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev3" upper_left_x="806" upper_left_y="858" lower_right_x="880" lower_right_y="1038"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev4" upper_left_x="910" upper_left_y="836" lower_right_x="1005" lower_right_y="1018"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev1" upper_left_x="1062" upper_left_y="856" lower_right_x="1124" lower_right_y="1046"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev2" upper_left_x="1129" upper_left_y="860" lower_right_x="1233" lower_right_y="1072"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev3" upper_left_x="1246" upper_left_y="882" lower_right_x="1328" lower_right_y="1060"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev4" upper_left_x="1366" upper_left_y="850" lower_right_x="1425" lower_right_y="1018"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev1" upper_left_x="1520" upper_left_y="862" lower_right_x="1593" lower_right_y="1065"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev2" upper_left_x="1645" upper_left_y="905" lower_right_x="1721" lower_right_y="1109"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="1742" upper_left_y="869" lower_right_x="1809" lower_right_y="1073"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev4" upper_left_x="1834" upper_left_y="832" lower_right_x="1913" lower_right_y="996"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev1" upper_left_x="1982" upper_left_y="832" lower_right_x="2061" lower_right_y="1016"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev2" upper_left_x="2082" upper_left_y="869" lower_right_x="2165" lower_right_y="1032"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev3" upper_left_x="2224" upper_left_y="898" lower_right_x="2296" lower_right_y="1052"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="2346" upper_left_y="869" lower_right_x="2413" lower_right_y="1042"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="414" upper_left_y="1526" lower_right_x="497" lower_right_y="1702"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev2" upper_left_x="525" upper_left_y="1513" lower_right_x="593" lower_right_y="1682"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev3" upper_left_x="618" upper_left_y="1513" lower_right_x="709" lower_right_y="1693"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev4" upper_left_x="742" upper_left_y="1504" lower_right_x="848" lower_right_y="1686"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="920" upper_left_y="1513" lower_right_x="994" lower_right_y="1701"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="1033" upper_left_y="1516" lower_right_x="1112" lower_right_y="1722"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="1164" upper_left_y="1545" lower_right_x="1234" lower_right_y="1722"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="1282" upper_left_y="1532" lower_right_x="1380" lower_right_y="1758"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="1473" upper_left_y="1525" lower_right_x="1546" lower_right_y="1676"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="1586" upper_left_y="1529" lower_right_x="1652" lower_right_y="1692"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="1668" upper_left_y="1541" lower_right_x="1762" lower_right_y="1750"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="1796" upper_left_y="1541" lower_right_x="1877" lower_right_y="1710"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="1974" upper_left_y="1553" lower_right_x="2032" lower_right_y="1758"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="2064" upper_left_y="1589" lower_right_x="2156" lower_right_y="1796"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="2204" upper_left_y="1570" lower_right_x="2254" lower_right_y="1730"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="2330" upper_left_y="1609" lower_right_x="2394" lower_right_y="1801"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="412" upper_left_y="2262" lower_right_x="480" lower_right_y="2422"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="504" upper_left_y="2254" lower_right_x="565" lower_right_y="2410"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="584" upper_left_y="2245" lower_right_x="660" lower_right_y="2430"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="696" upper_left_y="2234" lower_right_x="788" lower_right_y="2432"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="844" upper_left_y="2242" lower_right_x="920" lower_right_y="2444"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="936" upper_left_y="2241" lower_right_x="1024" lower_right_y="2432"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="1054" upper_left_y="2268" lower_right_x="1128" lower_right_y="2484"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="1156" upper_left_y="2260" lower_right_x="1236" lower_right_y="2449"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="1321" upper_left_y="2264" lower_right_x="1384" lower_right_y="2442"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="1420" upper_left_y="2246" lower_right_x="1484" lower_right_y="2394"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="1489" upper_left_y="2270" lower_right_x="1580" lower_right_y="2468"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="1614" upper_left_y="2264" lower_right_x="1713" lower_right_y="2442"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="1764" upper_left_y="2280" lower_right_x="1821" lower_right_y="2464"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="1836" upper_left_y="2298" lower_right_x="1929" lower_right_y="2512"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="1958" upper_left_y="2293" lower_right_x="2016" lower_right_y="2457"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="2069" upper_left_y="2337" lower_right_x="2149" lower_right_y="2486"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="2225" upper_left_y="2214" lower_right_x="2302" lower_right_y="2373"/>
      </graphic_instance>
    </graphic_instance_group>
    <graphic_instance_group description="MuseScore">
      <graphic_instance file_name="score_files/musescore/chopin_preludes_op_28_no_20_musescore.png" file_format="image_png" encoding_format="image_png" position_in_group="1" measurement_unit="pixels">
        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="688" upper_left_y="477" lower_right_x="776" lower_right_y="692"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="777" upper_left_y="444" lower_right_x="854" lower_right_y="692"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="882" upper_left_y="412" lower_right_x="942" lower_right_y="540"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="945" upper_left_y="414" lower_right_x="1013" lower_right_y="561"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="1014" upper_left_y="497" lower_right_x="1088" lower_right_y="720"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="1136" upper_left_y="497" lower_right_x="1198" lower_right_y="704"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="1206" upper_left_y="481" lower_right_x="1290" lower_right_y="700"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="1328" upper_left_y="458" lower_right_x="1414" lower_right_y="573"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="1421" upper_left_y="429" lower_right_x="1488" lower_right_y="605"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="1489" upper_left_y="514" lower_right_x="1556" lower_right_y="713"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="1606" upper_left_y="489" lower_right_x="1710" lower_right_y="712"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="1706" upper_left_y="490" lower_right_x="1834" lower_right_y="718"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev3" upper_left_x="1868" upper_left_y="457" lower_right_x="1961" lower_right_y="528"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="1961" upper_left_y="408" lower_right_x="2044" lower_right_y="557"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="2048" upper_left_y="484" lower_right_x="2113" lower_right_y="704"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="2160" upper_left_y="502" lower_right_x="2269" lower_right_y="700"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="2292" upper_left_y="456" lower_right_x="2392" lower_right_y="693"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="2501" upper_left_y="572" lower_right_x="2598" lower_right_y="648"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="2601" upper_left_y="520" lower_right_x="2681" lower_right_y="682"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="2692" upper_left_y="552" lower_right_x="2766" lower_right_y="770"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="398" upper_left_y="1248" lower_right_x="497" lower_right_y="1492"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="534" upper_left_y="1268" lower_right_x="624" lower_right_y="1477"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="705" upper_left_y="1289" lower_right_x="780" lower_right_y="1466"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="854" upper_left_y="1280" lower_right_x="928" lower_right_y="1497"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="1006" upper_left_y="1288" lower_right_x="1082" lower_right_y="1518"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="1121" upper_left_y="1286" lower_right_x="1234" lower_right_y="1497"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="1262" upper_left_y="1290" lower_right_x="1344" lower_right_y="1476"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="1362" upper_left_y="1281" lower_right_x="1444" lower_right_y="1521"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="1445" upper_left_y="1304" lower_right_x="1542" lower_right_y="1517"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="1614" upper_left_y="1296" lower_right_x="1709" lower_right_y="1521"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="1710" upper_left_y="1298" lower_right_x="1818" lower_right_y="1521"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="1858" upper_left_y="1326" lower_right_x="1937" lower_right_y="1429"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="1937" upper_left_y="1322" lower_right_x="2021" lower_right_y="1445"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="2025" upper_left_y="1341" lower_right_x="2100" lower_right_y="1537"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="2182" upper_left_y="1268" lower_right_x="2269" lower_right_y="1473"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="2298" upper_left_y="1234" lower_right_x="2397" lower_right_y="1477"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="2468" upper_left_y="1196" lower_right_x="2548" lower_right_y="1308"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="2550" upper_left_y="1196" lower_right_x="2654" lower_right_y="1342"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="2654" upper_left_y="1272" lower_right_x="2733" lower_right_y="1482"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="397" upper_left_y="2025" lower_right_x="481" lower_right_y="2248"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="524" upper_left_y="2050" lower_right_x="588" lower_right_y="2258"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="654" upper_left_y="2066" lower_right_x="706" lower_right_y="2254"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="794" upper_left_y="2072" lower_right_x="858" lower_right_y="2254"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="933" upper_left_y="2077" lower_right_x="997" lower_right_y="2262"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="1029" upper_left_y="2061" lower_right_x="1137" lower_right_y="2262"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="1153" upper_left_y="2070" lower_right_x="1241" lower_right_y="2260"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="1242" upper_left_y="2072" lower_right_x="1329" lower_right_y="2278"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev5" upper_left_x="1333" upper_left_y="2076" lower_right_x="1422" lower_right_y="2289"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="1497" upper_left_y="2072" lower_right_x="1573" lower_right_y="2296"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev2" upper_left_x="1594" upper_left_y="2085" lower_right_x="1690" lower_right_y="2317"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev3" upper_left_x="1738" upper_left_y="2096" lower_right_x="1798" lower_right_y="2205"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="1802" upper_left_y="2097" lower_right_x="1873" lower_right_y="2237"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="1870" upper_left_y="2114" lower_right_x="1938" lower_right_y="2316"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="2021" upper_left_y="2028" lower_right_x="2097" lower_right_y="2253"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev2" upper_left_x="2128" upper_left_y="2002" lower_right_x="2224" lower_right_y="2236"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev3" upper_left_x="2282" upper_left_y="1978" lower_right_x="2374" lower_right_y="2084"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="2372" upper_left_y="1974" lower_right_x="2472" lower_right_y="2141"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev5" upper_left_x="2476" upper_left_y="2062" lower_right_x="2548" lower_right_y="2266"/>
        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="2660" upper_left_y="2124" lower_right_x="2745" lower_right_y="2266"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="853" upper_left_y="521" lower_right_x="932" lower_right_y="690"/>
        <graphic_event event_ref="piano1_meas2_voice2_ev2" upper_left_x="1296" upper_left_y="572" lower_right_x="1386" lower_right_y="705"/>
        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="1853" upper_left_y="530" lower_right_x="1950" lower_right_y="680"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="2462" upper_left_y="641" lower_right_x="2581" lower_right_y="764"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="660" upper_left_y="1386" lower_right_x="729" lower_right_y="1517"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="789" upper_left_y="1385" lower_right_x="852" lower_right_y="1545"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="1833" upper_left_y="1436" lower_right_x="1932" lower_right_y="1564"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="2412" upper_left_y="1290" lower_right_x="2538" lower_right_y="1462"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="601" upper_left_y="2158" lower_right_x="690" lower_right_y="2310"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev3" upper_left_x="721" upper_left_y="2165" lower_right_x="796" lower_right_y="2334"/>
        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="1710" upper_left_y="2206" lower_right_x="1782" lower_right_y="2353"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="2236" upper_left_y="2069" lower_right_x="2354" lower_right_y="2256"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="686" upper_left_y="810" lower_right_x="770" lower_right_y="1072"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev2" upper_left_x="788" upper_left_y="842" lower_right_x="858" lower_right_y="1106"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev3" upper_left_x="878" upper_left_y="852" lower_right_x="949" lower_right_y="1085"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev4" upper_left_x="1009" upper_left_y="816" lower_right_x="1072" lower_right_y="1078"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev1" upper_left_x="1128" upper_left_y="841" lower_right_x="1204" lower_right_y="1092"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev2" upper_left_x="1206" upper_left_y="854" lower_right_x="1308" lower_right_y="1108"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev3" upper_left_x="1324" upper_left_y="882" lower_right_x="1401" lower_right_y="1101"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev4" upper_left_x="1469" upper_left_y="846" lower_right_x="1552" lower_right_y="1061"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev1" upper_left_x="1649" upper_left_y="876" lower_right_x="1728" lower_right_y="1072"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev2" upper_left_x="1772" upper_left_y="898" lower_right_x="1848" lower_right_y="1116"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="1881" upper_left_y="868" lower_right_x="1958" lower_right_y="1089"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev4" upper_left_x="2045" upper_left_y="825" lower_right_x="2116" lower_right_y="1029"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev1" upper_left_x="2188" upper_left_y="821" lower_right_x="2297" lower_right_y="1034"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev2" upper_left_x="2330" upper_left_y="866" lower_right_x="2397" lower_right_y="1078"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev3" upper_left_x="2492" upper_left_y="898" lower_right_x="2592" lower_right_y="1112"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="2694" upper_left_y="860" lower_right_x="2774" lower_right_y="1084"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="406" upper_left_y="1613" lower_right_x="506" lower_right_y="1812"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev2" upper_left_x="532" upper_left_y="1590" lower_right_x="617" lower_right_y="1784"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev3" upper_left_x="637" upper_left_y="1592" lower_right_x="722" lower_right_y="1809"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev4" upper_left_x="833" upper_left_y="1580" lower_right_x="934" lower_right_y="1829"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="989" upper_left_y="1590" lower_right_x="1069" lower_right_y="1809"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="1108" upper_left_y="1577" lower_right_x="1193" lower_right_y="1822"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="1252" upper_left_y="1593" lower_right_x="1357" lower_right_y="1773"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="1424" upper_left_y="1582" lower_right_x="1524" lower_right_y="1825"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="1620" upper_left_y="1605" lower_right_x="1686" lower_right_y="1822"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="1740" upper_left_y="1590" lower_right_x="1801" lower_right_y="1792"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="1832" upper_left_y="1624" lower_right_x="1932" lower_right_y="1857"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="2010" upper_left_y="1620" lower_right_x="2092" lower_right_y="1830"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="2185" upper_left_y="1637" lower_right_x="2265" lower_right_y="1869"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="2285" upper_left_y="1677" lower_right_x="2405" lower_right_y="1902"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="2460" upper_left_y="1646" lower_right_x="2540" lower_right_y="1854"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="2638" upper_left_y="1689" lower_right_x="2740" lower_right_y="1904"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="384" upper_left_y="2453" lower_right_x="485" lower_right_y="2657"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="496" upper_left_y="2432" lower_right_x="582" lower_right_y="2634"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="584" upper_left_y="2436" lower_right_x="686" lower_right_y="2641"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="754" upper_left_y="2410" lower_right_x="856" lower_right_y="2672"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="908" upper_left_y="2436" lower_right_x="993" lower_right_y="2650"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="1017" upper_left_y="2417" lower_right_x="1113" lower_right_y="2666"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="1168" upper_left_y="2425" lower_right_x="1249" lower_right_y="2625"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="1317" upper_left_y="2422" lower_right_x="1429" lower_right_y="2661"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="1509" upper_left_y="2440" lower_right_x="1578" lower_right_y="2636"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="1604" upper_left_y="2442" lower_right_x="1681" lower_right_y="2662"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="1688" upper_left_y="2482" lower_right_x="1824" lower_right_y="2686"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="1853" upper_left_y="2445" lower_right_x="1942" lower_right_y="2668"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="2024" upper_left_y="2474" lower_right_x="2101" lower_right_y="2702"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="2133" upper_left_y="2518" lower_right_x="2234" lower_right_y="2762"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="2270" upper_left_y="2494" lower_right_x="2360" lower_right_y="2717"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="2468" upper_left_y="2521" lower_right_x="2561" lower_right_y="2737"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="2656" upper_left_y="2462" lower_right_x="2734" lower_right_y="2590"/>
      </graphic_instance>
    </graphic_instance_group>
    <graphic_instance_group description="C.F. Peters, Leipzig">
      <graphic_instance file_name="score_files/c.f._peters,_leipzig/chopin_preludes_op_28_no_20_peters.jpg" file_format="image_jpg" encoding_format="image_png" position_in_group="1" measurement_unit="pixels">
        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="433" upper_left_y="134" lower_right_x="493" lower_right_y="306"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="499" upper_left_y="119" lower_right_x="559" lower_right_y="291"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="576" upper_left_y="93" lower_right_x="632" lower_right_y="194"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="640" upper_left_y="105" lower_right_x="680" lower_right_y="212"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="681" upper_left_y="161" lower_right_x="725" lower_right_y="332"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="769" upper_left_y="150" lower_right_x="833" lower_right_y="326"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="833" upper_left_y="152" lower_right_x="906" lower_right_y="326"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="942" upper_left_y="112" lower_right_x="1012" lower_right_y="216"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="1010" upper_left_y="110" lower_right_x="1050" lower_right_y="241"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="1053" upper_left_y="169" lower_right_x="1097" lower_right_y="334"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="1124" upper_left_y="142" lower_right_x="1200" lower_right_y="312"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="1206" upper_left_y="142" lower_right_x="1324" lower_right_y="318"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev3" upper_left_x="1326" upper_left_y="118" lower_right_x="1384" lower_right_y="178"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="1380" upper_left_y="86" lower_right_x="1426" lower_right_y="204"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="1424" upper_left_y="146" lower_right_x="1472" lower_right_y="316"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="1510" upper_left_y="168" lower_right_x="1594" lower_right_y="318"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="1614" upper_left_y="138" lower_right_x="1670" lower_right_y="302"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="1706" upper_left_y="212" lower_right_x="1778" lower_right_y="276"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="1774" upper_left_y="170" lower_right_x="1834" lower_right_y="308"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="1832" upper_left_y="212" lower_right_x="1888" lower_right_y="350"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="1916" upper_left_y="160" lower_right_x="1994" lower_right_y="320"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="1990" upper_left_y="160" lower_right_x="2070" lower_right_y="322"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="2120" upper_left_y="162" lower_right_x="2158" lower_right_y="320"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="2216" upper_left_y="164" lower_right_x="2260" lower_right_y="324"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="218" upper_left_y="696" lower_right_x="274" lower_right_y="852"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="278" upper_left_y="700" lower_right_x="364" lower_right_y="852"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="364" upper_left_y="704" lower_right_x="406" lower_right_y="852"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="410" upper_left_y="710" lower_right_x="458" lower_right_y="848"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="462" upper_left_y="714" lower_right_x="506" lower_right_y="874"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="530" upper_left_y="694" lower_right_x="578" lower_right_y="858"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="582" upper_left_y="696" lower_right_x="634" lower_right_y="880"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="638" upper_left_y="722" lower_right_x="692" lower_right_y="800"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="690" upper_left_y="712" lower_right_x="720" lower_right_y="814"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="716" upper_left_y="736" lower_right_x="756" lower_right_y="880"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="798" upper_left_y="678" lower_right_x="860" lower_right_y="836"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="858" upper_left_y="650" lower_right_x="914" lower_right_y="842"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="942" upper_left_y="634" lower_right_x="998" lower_right_y="706"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="990" upper_left_y="626" lower_right_x="1036" lower_right_y="736"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="1034" upper_left_y="668" lower_right_x="1072" lower_right_y="840"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="1134" upper_left_y="668" lower_right_x="1182" lower_right_y="826"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="1180" upper_left_y="670" lower_right_x="1224" lower_right_y="826"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="1248" upper_left_y="678" lower_right_x="1286" lower_right_y="840"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="1328" upper_left_y="684" lower_right_x="1372" lower_right_y="840"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="1400" upper_left_y="680" lower_right_x="1440" lower_right_y="856"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="1444" upper_left_y="686" lower_right_x="1526" lower_right_y="856"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="1524" upper_left_y="692" lower_right_x="1564" lower_right_y="854"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="1570" upper_left_y="702" lower_right_x="1610" lower_right_y="870"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev5" upper_left_x="1612" upper_left_y="720" lower_right_x="1668" lower_right_y="880"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="1678" upper_left_y="694" lower_right_x="1724" lower_right_y="856"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev2" upper_left_x="1726" upper_left_y="704" lower_right_x="1782" lower_right_y="876"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev3" upper_left_x="1784" upper_left_y="718" lower_right_x="1842" lower_right_y="808"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="1842" upper_left_y="724" lower_right_x="1872" lower_right_y="834"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="1870" upper_left_y="732" lower_right_x="1908" lower_right_y="892"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="1956" upper_left_y="664" lower_right_x="2006" lower_right_y="836"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev2" upper_left_x="2010" upper_left_y="660" lower_right_x="2068" lower_right_y="838"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev3" upper_left_x="2074" upper_left_y="642" lower_right_x="2128" lower_right_y="714"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="2130" upper_left_y="618" lower_right_x="2168" lower_right_y="730"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev5" upper_left_x="2172" upper_left_y="684" lower_right_x="2202" lower_right_y="836"/>
        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="2230" upper_left_y="736" lower_right_x="2278" lower_right_y="860"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="560" upper_left_y="180" lower_right_x="620" lower_right_y="310"/>
        <graphic_event event_ref="piano1_meas2_voice2_ev2" upper_left_x="910" upper_left_y="210" lower_right_x="1006" lower_right_y="336"/>
        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="1322" upper_left_y="190" lower_right_x="1378" lower_right_y="308"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="1684" upper_left_y="276" lower_right_x="1770" lower_right_y="374"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="2086" upper_left_y="252" lower_right_x="2138" lower_right_y="354"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="2162" upper_left_y="254" lower_right_x="2200" lower_right_y="354"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="634" upper_left_y="814" lower_right_x="704" lower_right_y="912"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="912" upper_left_y="682" lower_right_x="984" lower_right_y="844"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="1232" upper_left_y="772" lower_right_x="1268" lower_right_y="866"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev3" upper_left_x="1286" upper_left_y="768" lower_right_x="1332" lower_right_y="882"/>
        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="1780" upper_left_y="810" lower_right_x="1832" lower_right_y="920"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="2072" upper_left_y="712" lower_right_x="2132" lower_right_y="842"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="434" upper_left_y="392" lower_right_x="502" lower_right_y="556"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev2" upper_left_x="502" upper_left_y="412" lower_right_x="574" lower_right_y="602"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev3" upper_left_x="580" upper_left_y="398" lower_right_x="646" lower_right_y="600"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev4" upper_left_x="662" upper_left_y="380" lower_right_x="742" lower_right_y="552"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev1" upper_left_x="766" upper_left_y="392" lower_right_x="836" lower_right_y="580"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev2" upper_left_x="836" upper_left_y="436" lower_right_x="942" lower_right_y="598"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev3" upper_left_x="944" upper_left_y="416" lower_right_x="1036" lower_right_y="596"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev4" upper_left_x="1044" upper_left_y="410" lower_right_x="1116" lower_right_y="588"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev1" upper_left_x="1142" upper_left_y="406" lower_right_x="1230" lower_right_y="588"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev2" upper_left_x="1254" upper_left_y="426" lower_right_x="1324" lower_right_y="622"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="1326" upper_left_y="416" lower_right_x="1390" lower_right_y="616"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev4" upper_left_x="1416" upper_left_y="378" lower_right_x="1480" lower_right_y="558"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev1" upper_left_x="1524" upper_left_y="386" lower_right_x="1614" lower_right_y="556"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev2" upper_left_x="1616" upper_left_y="408" lower_right_x="1700" lower_right_y="584"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev3" upper_left_x="1722" upper_left_y="430" lower_right_x="1792" lower_right_y="604"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="1822" upper_left_y="406" lower_right_x="1894" lower_right_y="580"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="1938" upper_left_y="382" lower_right_x="1998" lower_right_y="554"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev2" upper_left_x="2012" upper_left_y="358" lower_right_x="2068" lower_right_y="558"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev3" upper_left_x="2072" upper_left_y="350" lower_right_x="2150" lower_right_y="560"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev4" upper_left_x="2194" upper_left_y="366" lower_right_x="2270" lower_right_y="564"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="194" upper_left_y="922" lower_right_x="278" lower_right_y="1084"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="272" upper_left_y="912" lower_right_x="346" lower_right_y="1116"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="360" upper_left_y="908" lower_right_x="422" lower_right_y="1056"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="438" upper_left_y="912" lower_right_x="508" lower_right_y="1114"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="534" upper_left_y="910" lower_right_x="588" lower_right_y="1106"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="594" upper_left_y="912" lower_right_x="636" lower_right_y="1100"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="636" upper_left_y="938" lower_right_x="700" lower_right_y="1126"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="714" upper_left_y="924" lower_right_x="770" lower_right_y="1136"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="812" upper_left_y="970" lower_right_x="862" lower_right_y="1128"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="868" upper_left_y="986" lower_right_x="932" lower_right_y="1172"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="936" upper_left_y="948" lower_right_x="996" lower_right_y="1120"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="1022" upper_left_y="1002" lower_right_x="1096" lower_right_y="1178"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="1126" upper_left_y="934" lower_right_x="1178" lower_right_y="1120"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="1172" upper_left_y="918" lower_right_x="1220" lower_right_y="1106"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="1222" upper_left_y="910" lower_right_x="1300" lower_right_y="1092"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="1306" upper_left_y="912" lower_right_x="1376" lower_right_y="1090"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="1386" upper_left_y="916" lower_right_x="1444" lower_right_y="1124"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="1452" upper_left_y="922" lower_right_x="1516" lower_right_y="1122"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="1518" upper_left_y="908" lower_right_x="1574" lower_right_y="1056"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="1602" upper_left_y="914" lower_right_x="1658" lower_right_y="1108"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="1692" upper_left_y="914" lower_right_x="1734" lower_right_y="1078"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="1734" upper_left_y="932" lower_right_x="1796" lower_right_y="1090"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="1808" upper_left_y="942" lower_right_x="1852" lower_right_y="1134"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="1862" upper_left_y="938" lower_right_x="1920" lower_right_y="1104"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="1960" upper_left_y="952" lower_right_x="2004" lower_right_y="1142"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="2008" upper_left_y="970" lower_right_x="2070" lower_right_y="1170"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="2080" upper_left_y="956" lower_right_x="2140" lower_right_y="1112"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="2158" upper_left_y="970" lower_right_x="2214" lower_right_y="1152"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="2228" upper_left_y="934" lower_right_x="2278" lower_right_y="1056"/>
      </graphic_instance>
    </graphic_instance_group>
    <graphic_instance_group description="Universal Edition, Vienna">
      <graphic_instance file_name="score_files/universal_edition,_vienna/chopin_preludes_op_28_no_20_universal.jpg" file_format="image_jpg" encoding_format="image_png" position_in_group="1" measurement_unit="pixels">
        <graphic_event event_ref="piano1_meas1_voice1_ev1" upper_left_x="329" upper_left_y="76" lower_right_x="375" lower_right_y="211"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev2" upper_left_x="399" upper_left_y="73" lower_right_x="438" lower_right_y="197"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev3" upper_left_x="475" upper_left_y="51" lower_right_x="524" lower_right_y="121"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev4" upper_left_x="525" upper_left_y="53" lower_right_x="558" lower_right_y="141"/>
        <graphic_event event_ref="piano1_meas1_voice1_ev5" upper_left_x="557" upper_left_y="99" lower_right_x="593" lower_right_y="218"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev1" upper_left_x="633" upper_left_y="100" lower_right_x="675" lower_right_y="217"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev2" upper_left_x="686" upper_left_y="86" lower_right_x="735" lower_right_y="217"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev3" upper_left_x="766" upper_left_y="70" lower_right_x="812" lower_right_y="139"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev4" upper_left_x="814" upper_left_y="73" lower_right_x="851" lower_right_y="155"/>
        <graphic_event event_ref="piano1_meas2_voice1_ev5" upper_left_x="853" upper_left_y="112" lower_right_x="900" lower_right_y="231"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev1" upper_left_x="929" upper_left_y="105" lower_right_x="973" lower_right_y="223"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev2" upper_left_x="982" upper_left_y="90" lower_right_x="1063" lower_right_y="225"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev3" upper_left_x="1062" upper_left_y="65" lower_right_x="1124" lower_right_y="117"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev4" upper_left_x="1118" upper_left_y="61" lower_right_x="1152" lower_right_y="146"/>
        <graphic_event event_ref="piano1_meas3_voice1_ev5" upper_left_x="1153" upper_left_y="81" lower_right_x="1206" lower_right_y="210"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev1" upper_left_x="1231" upper_left_y="103" lower_right_x="1288" lower_right_y="211"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev2" upper_left_x="1298" upper_left_y="79" lower_right_x="1350" lower_right_y="210"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev3" upper_left_x="1390" upper_left_y="144" lower_right_x="1443" lower_right_y="182"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev4" upper_left_x="1439" upper_left_y="122" lower_right_x="1489" lower_right_y="203"/>
        <graphic_event event_ref="piano1_meas4_voice1_ev5" upper_left_x="1492" upper_left_y="133" lower_right_x="1545" lower_right_y="245"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev1" upper_left_x="188" upper_left_y="535" lower_right_x="234" lower_right_y="663"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev2" upper_left_x="265" upper_left_y="539" lower_right_x="301" lower_right_y="662"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev3" upper_left_x="337" upper_left_y="537" lower_right_x="372" lower_right_y="655"/>
        <graphic_event event_ref="piano1_meas5_voice1_ev4" upper_left_x="439" upper_left_y="543" lower_right_x="474" lower_right_y="665"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev1" upper_left_x="530" upper_left_y="556" lower_right_x="570" lower_right_y="680"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev2" upper_left_x="580" upper_left_y="564" lower_right_x="668" lower_right_y="677"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev3" upper_left_x="677" upper_left_y="557" lower_right_x="742" lower_right_y="680"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev4" upper_left_x="743" upper_left_y="556" lower_right_x="796" lower_right_y="679"/>
        <graphic_event event_ref="piano1_meas6_voice1_ev5" upper_left_x="797" upper_left_y="558" lower_right_x="843" lower_right_y="690"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev1" upper_left_x="894" upper_left_y="556" lower_right_x="941" lower_right_y="689"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev2" upper_left_x="951" upper_left_y="566" lower_right_x="999" lower_right_y="694"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev3" upper_left_x="1019" upper_left_y="569" lower_right_x="1077" lower_right_y="640"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev4" upper_left_x="1082" upper_left_y="572" lower_right_x="1121" lower_right_y="657"/>
        <graphic_event event_ref="piano1_meas7_voice1_ev5" upper_left_x="1118" upper_left_y="576" lower_right_x="1161" lower_right_y="693"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev1" upper_left_x="1226" upper_left_y="530" lower_right_x="1272" lower_right_y="667"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev2" upper_left_x="1283" upper_left_y="524" lower_right_x="1350" lower_right_y="654"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev3" upper_left_x="1384" upper_left_y="499" lower_right_x="1438" lower_right_y="566"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev4" upper_left_x="1436" upper_left_y="500" lower_right_x="1486" lower_right_y="594"/>
        <graphic_event event_ref="piano1_meas8_voice1_ev5" upper_left_x="1488" upper_left_y="551" lower_right_x="1526" lower_right_y="671"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev1" upper_left_x="185" upper_left_y="978" lower_right_x="236" lower_right_y="1094"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev2" upper_left_x="253" upper_left_y="977" lower_right_x="298" lower_right_y="1097"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev3" upper_left_x="325" upper_left_y="991" lower_right_x="357" lower_right_y="1094"/>
        <graphic_event event_ref="piano1_meas9_voice1_ev4" upper_left_x="410" upper_left_y="982" lower_right_x="447" lower_right_y="1109"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev1" upper_left_x="493" upper_left_y="989" lower_right_x="533" lower_right_y="1108"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev2" upper_left_x="541" upper_left_y="991" lower_right_x="607" lower_right_y="1108"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev3" upper_left_x="618" upper_left_y="992" lower_right_x="674" lower_right_y="1110"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev4" upper_left_x="679" upper_left_y="991" lower_right_x="720" lower_right_y="1110"/>
        <graphic_event event_ref="piano1_meas10_voice1_ev5" upper_left_x="722" upper_left_y="992" lower_right_x="772" lower_right_y="1124"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev1" upper_left_x="806" upper_left_y="987" lower_right_x="857" lower_right_y="1110"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev2" upper_left_x="862" upper_left_y="992" lower_right_x="907" lower_right_y="1125"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev3" upper_left_x="934" upper_left_y="1000" lower_right_x="976" lower_right_y="1070"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev4" upper_left_x="977" upper_left_y="999" lower_right_x="1013" lower_right_y="1088"/>
        <graphic_event event_ref="piano1_meas11_voice1_ev5" upper_left_x="1015" upper_left_y="1018" lower_right_x="1052" lower_right_y="1128"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev1" upper_left_x="1106" upper_left_y="966" lower_right_x="1154" lower_right_y="1109"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev2" upper_left_x="1164" upper_left_y="954" lower_right_x="1219" lower_right_y="1086"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev3" upper_left_x="1250" upper_left_y="939" lower_right_x="1303" lower_right_y="998"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev4" upper_left_x="1303" upper_left_y="941" lower_right_x="1359" lower_right_y="1024"/>
        <graphic_event event_ref="piano1_meas12_voice1_ev5" upper_left_x="1358" upper_left_y="989" lower_right_x="1395" lower_right_y="1099"/>
        <graphic_event event_ref="piano1_meas13_voice1_ev1" upper_left_x="1473" upper_left_y="1017" lower_right_x="1529" lower_right_y="1116"/>
        <graphic_event event_ref="piano1_meas1_voice2_ev2" upper_left_x="453" upper_left_y="115" lower_right_x="517" lower_right_y="204"/>
        <graphic_event event_ref="piano1_meas2_voice2_ev2" upper_left_x="743" upper_left_y="140" lower_right_x="819" lower_right_y="237"/>
        <graphic_event event_ref="piano1_meas3_voice2_ev2" upper_left_x="1065" upper_left_y="118" lower_right_x="1115" lower_right_y="215"/>
        <graphic_event event_ref="piano1_meas4_voice2_ev2" upper_left_x="1376" upper_left_y="178" lower_right_x="1433" lower_right_y="251"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev2" upper_left_x="330" upper_left_y="606" lower_right_x="380" lower_right_y="678"/>
        <graphic_event event_ref="piano1_meas5_voice2_ev3" upper_left_x="388" upper_left_y="606" lower_right_x="437" lower_right_y="682"/>
        <graphic_event event_ref="piano1_meas7_voice2_ev2" upper_left_x="1031" upper_left_y="630" lower_right_x="1072" lower_right_y="721"/>
        <graphic_event event_ref="piano1_meas8_voice2_ev2" upper_left_x="1355" upper_left_y="556" lower_right_x="1420" lower_right_y="654"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev2" upper_left_x="316" upper_left_y="1039" lower_right_x="364" lower_right_y="1107"/>
        <graphic_event event_ref="piano1_meas9_voice2_ev3" upper_left_x="368" upper_left_y="1039" lower_right_x="406" lower_right_y="1111"/>
        <graphic_event event_ref="piano1_meas11_voice2_ev2" upper_left_x="933" upper_left_y="1066" lower_right_x="968" lower_right_y="1141"/>
        <graphic_event event_ref="piano1_meas12_voice2_ev2" upper_left_x="1232" upper_left_y="981" lower_right_x="1291" lower_right_y="1081"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev1" upper_left_x="332" upper_left_y="262" lower_right_x="374" lower_right_y="382"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev2" upper_left_x="400" upper_left_y="280" lower_right_x="447" lower_right_y="412"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev3" upper_left_x="476" upper_left_y="277" lower_right_x="515" lower_right_y="409"/>
        <graphic_event event_ref="piano1_meas1_voice3_ev4" upper_left_x="551" upper_left_y="256" lower_right_x="592" lower_right_y="385"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev1" upper_left_x="634" upper_left_y="268" lower_right_x="669" lower_right_y="401"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev2" upper_left_x="681" upper_left_y="301" lower_right_x="735" lower_right_y="430"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev3" upper_left_x="761" upper_left_y="293" lower_right_x="811" lower_right_y="418"/>
        <graphic_event event_ref="piano1_meas2_voice3_ev4" upper_left_x="857" upper_left_y="266" lower_right_x="897" lower_right_y="398"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev1" upper_left_x="943" upper_left_y="281" lower_right_x="985" lower_right_y="412"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev2" upper_left_x="1028" upper_left_y="296" lower_right_x="1059" lower_right_y="434"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev3" upper_left_x="1077" upper_left_y="283" lower_right_x="1119" lower_right_y="413"/>
        <graphic_event event_ref="piano1_meas3_voice3_ev4" upper_left_x="1167" upper_left_y="267" lower_right_x="1203" lower_right_y="388"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev1" upper_left_x="1242" upper_left_y="258" lower_right_x="1293" lower_right_y="377"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev2" upper_left_x="1319" upper_left_y="282" lower_right_x="1355" lower_right_y="405"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev3" upper_left_x="1399" upper_left_y="300" lower_right_x="1442" lower_right_y="427"/>
        <graphic_event event_ref="piano1_meas4_voice3_ev4" upper_left_x="1497" upper_left_y="285" lower_right_x="1541" lower_right_y="405"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev1" upper_left_x="192" upper_left_y="723" lower_right_x="232" lower_right_y="846"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev2" upper_left_x="262" upper_left_y="710" lower_right_x="298" lower_right_y="829"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev3" upper_left_x="313" upper_left_y="705" lower_right_x="362" lower_right_y="832"/>
        <graphic_event event_ref="piano1_meas5_voice3_ev4" upper_left_x="420" upper_left_y="700" lower_right_x="474" lower_right_y="843"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev1" upper_left_x="523" upper_left_y="707" lower_right_x="568" lower_right_y="839"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev2" upper_left_x="599" upper_left_y="709" lower_right_x="645" lower_right_y="841"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev3" upper_left_x="695" upper_left_y="704" lower_right_x="732" lower_right_y="816"/>
        <graphic_event event_ref="piano1_meas6_voice3_ev4" upper_left_x="803" upper_left_y="709" lower_right_x="848" lower_right_y="822"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev1" upper_left_x="901" upper_left_y="712" lower_right_x="939" lower_right_y="833"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev2" upper_left_x="954" upper_left_y="713" lower_right_x="1002" lower_right_y="825"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev3" upper_left_x="1018" upper_left_y="729" lower_right_x="1066" lower_right_y="860"/>
        <graphic_event event_ref="piano1_meas7_voice3_ev4" upper_left_x="1122" upper_left_y="726" lower_right_x="1157" lower_right_y="845"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev1" upper_left_x="1233" upper_left_y="734" lower_right_x="1274" lower_right_y="861"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev2" upper_left_x="1289" upper_left_y="760" lower_right_x="1341" lower_right_y="892"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev3" upper_left_x="1385" upper_left_y="743" lower_right_x="1424" lower_right_y="868"/>
        <graphic_event event_ref="piano1_meas8_voice3_ev4" upper_left_x="1485" upper_left_y="758" lower_right_x="1527" lower_right_y="900"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev1" upper_left_x="193" upper_left_y="1161" lower_right_x="237" lower_right_y="1286"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev2" upper_left_x="248" upper_left_y="1148" lower_right_x="289" lower_right_y="1268"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev3" upper_left_x="304" upper_left_y="1149" lower_right_x="349" lower_right_y="1274"/>
        <graphic_event event_ref="piano1_meas9_voice3_ev4" upper_left_x="394" upper_left_y="1145" lower_right_x="441" lower_right_y="1277"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev1" upper_left_x="483" upper_left_y="1154" lower_right_x="527" lower_right_y="1277"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev2" upper_left_x="543" upper_left_y="1151" lower_right_x="589" lower_right_y="1282"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev3" upper_left_x="632" upper_left_y="1145" lower_right_x="663" lower_right_y="1251"/>
        <graphic_event event_ref="piano1_meas10_voice3_ev4" upper_left_x="723" upper_left_y="1149" lower_right_x="763" lower_right_y="1269"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev1" upper_left_x="817" upper_left_y="1154" lower_right_x="850" lower_right_y="1269"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev2" upper_left_x="867" upper_left_y="1154" lower_right_x="904" lower_right_y="1263"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev3" upper_left_x="915" upper_left_y="1168" lower_right_x="968" lower_right_y="1301"/>
        <graphic_event event_ref="piano1_meas11_voice3_ev4" upper_left_x="1014" upper_left_y="1164" lower_right_x="1050" lower_right_y="1282"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev1" upper_left_x="1110" upper_left_y="1170" lower_right_x="1156" lower_right_y="1299"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev2" upper_left_x="1167" upper_left_y="1201" lower_right_x="1218" lower_right_y="1329"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev3" upper_left_x="1257" upper_left_y="1186" lower_right_x="1300" lower_right_y="1308"/>
        <graphic_event event_ref="piano1_meas12_voice3_ev4" upper_left_x="1361" upper_left_y="1202" lower_right_x="1410" lower_right_y="1337"/>
        <graphic_event event_ref="piano1_meas13_voice3_ev1" upper_left_x="1480" upper_left_y="1170" lower_right_x="1519" lower_right_y="1236"/>
      </graphic_instance>
    </graphic_instance_group>
  </notational>
  <audio>
    <track file_name="audio_files/pogorelich.mp3" file_format="audio_mp3" encoding_format="audio_mp3">
      <track_general>
         <performers>
            <performer name="Pogorelich" type="player"/>
         </performers>
      </track_general>
      <track_indexing timing_type="seconds">
        <track_event event_ref="clef_staff1_meas1_0" start_time="1.2"/>
        <track_event event_ref="keysig_staff1_meas1" start_time="1.2"/>
        <track_event event_ref="clef_staff2_meas1_0" start_time="1.2"/>
        <track_event event_ref="keysig_staff2_meas1" start_time="1.2"/>
        <track_event event_ref="piano1_meas1_voice1_ev1" start_time="1.2"/>
        <track_event event_ref="piano1_meas1_voice2_ev1" start_time="1.2"/>
        <track_event event_ref="piano1_meas1_voice3_ev1" start_time="1.2"/>
        <track_event event_ref="piano1_meas1_voice1_ev2" start_time="3.5"/>
        <track_event event_ref="piano1_meas1_voice3_ev2" start_time="3.5"/>
        <track_event event_ref="piano1_meas1_voice1_ev3" start_time="5.68"/>
        <track_event event_ref="piano1_meas1_voice2_ev2" start_time="5.68"/>
        <track_event event_ref="piano1_meas1_voice3_ev3" start_time="5.68"/>
        <track_event event_ref="piano1_meas1_voice1_ev4" start_time="7.31"/>
        <track_event event_ref="piano1_meas1_voice1_ev5" start_time="7.77"/>
        <track_event event_ref="piano1_meas1_voice2_ev3" start_time="7.77"/>
        <track_event event_ref="piano1_meas1_voice3_ev4" start_time="7.77"/>
        <track_event event_ref="piano1_meas2_voice1_ev1" start_time="10.15"/>
        <track_event event_ref="piano1_meas2_voice2_ev1" start_time="10.15"/>
        <track_event event_ref="piano1_meas2_voice3_ev1" start_time="10.15"/>
        <track_event event_ref="piano1_meas2_voice1_ev2" start_time="12.29"/>
        <track_event event_ref="piano1_meas2_voice3_ev2" start_time="12.29"/>
        <track_event event_ref="piano1_meas2_voice1_ev3" start_time="14.29"/>
        <track_event event_ref="piano1_meas2_voice2_ev2" start_time="14.29"/>
        <track_event event_ref="piano1_meas2_voice3_ev3" start_time="14.29"/>
        <track_event event_ref="piano1_meas2_voice1_ev4" start_time="15.92"/>
        <track_event event_ref="piano1_meas2_voice1_ev5" start_time="16.39"/>
        <track_event event_ref="piano1_meas2_voice2_ev3" start_time="16.39"/>
        <track_event event_ref="piano1_meas2_voice3_ev4" start_time="16.39"/>
        <track_event event_ref="piano1_meas3_voice1_ev1" start_time="18.63"/>
        <track_event event_ref="piano1_meas3_voice2_ev1" start_time="18.63"/>
        <track_event event_ref="piano1_meas3_voice3_ev1" start_time="18.63"/>
        <track_event event_ref="piano1_meas3_voice1_ev2" start_time="20.94"/>
        <track_event event_ref="piano1_meas3_voice3_ev2" start_time="20.94"/>
        <track_event event_ref="piano1_meas3_voice1_ev3" start_time="23.03"/>
        <track_event event_ref="piano1_meas3_voice2_ev2" start_time="23.03"/>
        <track_event event_ref="piano1_meas3_voice3_ev3" start_time="23.03"/>
        <track_event event_ref="piano1_meas3_voice1_ev4" start_time="24.48"/>
        <track_event event_ref="piano1_meas3_voice1_ev5" start_time="24.95"/>
        <track_event event_ref="piano1_meas3_voice2_ev3" start_time="24.95"/>
        <track_event event_ref="piano1_meas3_voice3_ev4" start_time="24.95"/>
        <track_event event_ref="piano1_meas4_voice1_ev1" start_time="27.17"/>
        <track_event event_ref="piano1_meas4_voice2_ev1" start_time="27.17"/>
        <track_event event_ref="piano1_meas4_voice3_ev1" start_time="27.17"/>
        <track_event event_ref="piano1_meas4_voice1_ev2" start_time="29.69"/>
        <track_event event_ref="piano1_meas4_voice3_ev2" start_time="29.69"/>
        <track_event event_ref="clef_staff1_meas4_960" start_time="32.05"/>
        <track_event event_ref="piano1_meas4_voice1_ev3" start_time="32.05"/>
        <track_event event_ref="piano1_meas4_voice2_ev2" start_time="32.05"/>
        <track_event event_ref="piano1_meas4_voice3_ev3" start_time="32.05"/>
        <track_event event_ref="piano1_meas4_voice1_ev4" start_time="33.88"/>
        <track_event event_ref="piano1_meas4_voice1_ev5" start_time="34.42"/>
        <track_event event_ref="piano1_meas4_voice2_ev3" start_time="34.42"/>
        <track_event event_ref="piano1_meas4_voice3_ev4" start_time="34.42"/>
        <track_event event_ref="piano1_meas5_voice1_ev1" start_time="37.12"/>
        <track_event event_ref="piano1_meas5_voice2_ev1" start_time="37.12"/>
        <track_event event_ref="piano1_meas5_voice3_ev1" start_time="37.12"/>
        <track_event event_ref="piano1_meas5_voice1_ev2" start_time="39.68"/>
        <track_event event_ref="piano1_meas5_voice3_ev2" start_time="39.68"/>
        <track_event event_ref="piano1_meas5_voice1_ev3" start_time="41.83"/>
        <track_event event_ref="piano1_meas5_voice2_ev2" start_time="41.83"/>
        <track_event event_ref="piano1_meas5_voice3_ev3" start_time="41.83"/>
        <track_event event_ref="piano1_meas5_voice2_ev3" start_time="43.51"/>
        <track_event event_ref="piano1_meas5_voice1_ev4" start_time="43.96"/>
        <track_event event_ref="piano1_meas5_voice2_ev4" start_time="43.96"/>
        <track_event event_ref="piano1_meas5_voice3_ev4" start_time="43.96"/>
        <track_event event_ref="piano1_meas6_voice1_ev1" start_time="45.98"/>
        <track_event event_ref="piano1_meas6_voice3_ev1" start_time="45.98"/>
        <track_event event_ref="piano1_meas6_voice1_ev2" start_time="47.91"/>
        <track_event event_ref="piano1_meas6_voice3_ev2" start_time="47.91"/>
        <track_event event_ref="piano1_meas6_voice1_ev3" start_time="50.25"/>
        <track_event event_ref="piano1_meas6_voice3_ev3" start_time="50.25"/>
        <track_event event_ref="piano1_meas6_voice1_ev4" start_time="52.04"/>
        <track_event event_ref="piano1_meas6_voice1_ev5" start_time="52.51"/>
        <track_event event_ref="piano1_meas6_voice3_ev4" start_time="52.51"/>
        <track_event event_ref="piano1_meas7_voice1_ev1" start_time="55.08"/>
        <track_event event_ref="piano1_meas7_voice2_ev1" start_time="55.08"/>
        <track_event event_ref="piano1_meas7_voice3_ev1" start_time="55.08"/>
        <track_event event_ref="piano1_meas7_voice1_ev2" start_time="57.33"/>
        <track_event event_ref="piano1_meas7_voice3_ev2" start_time="57.33"/>
        <track_event event_ref="piano1_meas7_voice1_ev3" start_time="59.57"/>
        <track_event event_ref="piano1_meas7_voice2_ev2" start_time="59.57"/>
        <track_event event_ref="piano1_meas7_voice3_ev3" start_time="59.57"/>
        <track_event event_ref="piano1_meas7_voice1_ev4" start_time="61.33"/>
        <track_event event_ref="piano1_meas7_voice1_ev5" start_time="61.82"/>
        <track_event event_ref="piano1_meas7_voice2_ev3" start_time="61.82"/>
        <track_event event_ref="piano1_meas7_voice3_ev4" start_time="61.82"/>
        <track_event event_ref="clef_staff1_meas8_0" start_time="64.32"/>
        <track_event event_ref="piano1_meas8_voice1_ev1" start_time="64.32"/>
        <track_event event_ref="piano1_meas8_voice2_ev1" start_time="64.32"/>
        <track_event event_ref="piano1_meas8_voice3_ev1" start_time="64.32"/>
        <track_event event_ref="piano1_meas8_voice1_ev2" start_time="66.76"/>
        <track_event event_ref="piano1_meas8_voice3_ev2" start_time="66.76"/>
        <track_event event_ref="piano1_meas8_voice1_ev3" start_time="69.31"/>
        <track_event event_ref="piano1_meas8_voice2_ev2" start_time="69.31"/>
        <track_event event_ref="piano1_meas8_voice3_ev3" start_time="69.31"/>
        <track_event event_ref="piano1_meas8_voice1_ev4" start_time="70.99"/>
        <track_event event_ref="piano1_meas8_voice1_ev5" start_time="71.57"/>
        <track_event event_ref="piano1_meas8_voice2_ev3" start_time="71.57"/>
        <track_event event_ref="piano1_meas8_voice3_ev4" start_time="71.57"/>
        <track_event event_ref="clef_staff1_meas9_0" start_time="74.49"/>
        <track_event event_ref="piano1_meas9_voice1_ev1" start_time="74.49"/>
        <track_event event_ref="piano1_meas9_voice2_ev1" start_time="74.49"/>
        <track_event event_ref="piano1_meas9_voice3_ev1" start_time="74.49"/>
        <track_event event_ref="piano1_meas9_voice1_ev2" start_time="77.22"/>
        <track_event event_ref="piano1_meas9_voice3_ev2" start_time="77.22"/>
        <track_event event_ref="piano1_meas9_voice1_ev3" start_time="79.23"/>
        <track_event event_ref="piano1_meas9_voice2_ev2" start_time="79.23"/>
        <track_event event_ref="piano1_meas9_voice3_ev3" start_time="79.23"/>
        <track_event event_ref="piano1_meas9_voice2_ev3" start_time="80.87"/>
        <track_event event_ref="piano1_meas9_voice1_ev4" start_time="81.37"/>
        <track_event event_ref="piano1_meas9_voice2_ev4" start_time="81.37"/>
        <track_event event_ref="piano1_meas9_voice3_ev4" start_time="81.37"/>
        <track_event event_ref="piano1_meas10_voice1_ev1" start_time="83.7"/>
        <track_event event_ref="piano1_meas10_voice3_ev1" start_time="83.7"/>
        <track_event event_ref="piano1_meas10_voice1_ev2" start_time="86.2"/>
        <track_event event_ref="piano1_meas10_voice3_ev2" start_time="86.2"/>
        <track_event event_ref="piano1_meas10_voice1_ev3" start_time="88.54"/>
        <track_event event_ref="piano1_meas10_voice3_ev3" start_time="88.54"/>
        <track_event event_ref="piano1_meas10_voice1_ev4" start_time="90.26"/>
        <track_event event_ref="piano1_meas10_voice1_ev5" start_time="90.81"/>
        <track_event event_ref="piano1_meas10_voice3_ev4" start_time="90.81"/>
        <track_event event_ref="piano1_meas11_voice1_ev1" start_time="93.7"/>
        <track_event event_ref="piano1_meas11_voice2_ev1" start_time="93.7"/>
        <track_event event_ref="piano1_meas11_voice3_ev1" start_time="93.7"/>
        <track_event event_ref="piano1_meas11_voice1_ev2" start_time="96.26"/>
        <track_event event_ref="piano1_meas11_voice3_ev2" start_time="96.26"/>
        <track_event event_ref="piano1_meas11_voice1_ev3" start_time="98.53"/>
        <track_event event_ref="piano1_meas11_voice2_ev2" start_time="98.53"/>
        <track_event event_ref="piano1_meas11_voice3_ev3" start_time="98.53"/>
        <track_event event_ref="piano1_meas11_voice1_ev4" start_time="100.52"/>
        <track_event event_ref="piano1_meas11_voice1_ev5" start_time="101.16"/>
        <track_event event_ref="piano1_meas11_voice2_ev3" start_time="101.16"/>
        <track_event event_ref="piano1_meas11_voice3_ev4" start_time="101.16"/>
        <track_event event_ref="clef_staff1_meas12_0" start_time="103.79"/>
        <track_event event_ref="piano1_meas12_voice1_ev1" start_time="103.79"/>
        <track_event event_ref="piano1_meas12_voice2_ev1" start_time="103.79"/>
        <track_event event_ref="piano1_meas12_voice3_ev1" start_time="103.79"/>
        <track_event event_ref="piano1_meas12_voice1_ev2" start_time="106.74"/>
        <track_event event_ref="piano1_meas12_voice3_ev2" start_time="106.74"/>
        <track_event event_ref="piano1_meas12_voice1_ev3" start_time="109.47"/>
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</ieee1599>
