LMX:
measure key:fifths:1 time beats:4 beat-type:4 clef:G2 staff:1 clef:F4 staff:2 C4 voice:1 half 2in1 stem:up staff:1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 C4 half 2in1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 backup whole rest voice:5 rest:measure staff:2 measure C4 voice:1 half 2in1 stem:up staff:1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 C4 half 2in1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 backup whole rest voice:5 rest:measure staff:2 measure C4 voice:1 half 2in1 stem:up staff:1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 C4 half 2in1 tremolo:start tremolo:2 B3 half 2in1 tremolo:stop tremolo:2 backup whole rest voice:5 rest:measure staff:2


MusicXML:
<?xml version='1.0' encoding='utf-8'?>
<score-partwise version="3.1"><part-list><score-part id="P2"><part-name>Piano</part-name></score-part></part-list><part id="P2"><measure number="1" width="400.78">
      <print>
        <staff-layout number="1">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>80.00</staff-distance>
          </staff-layout>
        </print>
      <attributes>
        <divisions>12</divisions>
        <key>
          <fifths>1</fifths>
          </key>
        <time>
          <beats>4</beats>
          <beat-type>4</beat-type>
          </time>
        <staves>2</staves>
        <clef number="1">
          <sign>G</sign>
          <line>2</line>
          </clef>
        <clef number="2">
          <sign>F</sign>
          <line>4</line>
          </clef>
        </attributes>
      <direction placement="above">
        <direction-type>
          <words relative-x="-40.00" relative-y="20.00" font-weight="bold" font-size="12">Très animé</words>
          </direction-type>
        <staff>1</staff>
        </direction>
      <direction placement="below">
        <direction-type>
          <dynamics default-x="6.58" default-y="-40.00" relative-x="-5.00" relative-y="-45.00">
            <pp />
            </dynamics>
          </direction-type>
        <staff>1</staff>
        <sound dynamics="36.67" />
        </direction>
      <note default-x="104.47" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="178.06" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="251.64" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="325.23" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <backup>
        <duration>48</duration>
        </backup>
      <note>
        <rest measure="yes" />
        <duration>48</duration>
        <voice>5</voice>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="2" width="344.27">
      <note default-x="13.80" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="91.10" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="168.39" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="245.69" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <backup>
        <duration>48</duration>
        </backup>
      <note>
        <rest measure="yes" />
        <duration>48</duration>
        <voice>5</voice>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="3" width="343.67">
      <note default-x="20.13" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="100.52" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="180.92" default-y="-155.00">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="start">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <note default-x="261.32" default-y="-160.00">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>12</duration>
        <voice>1</voice>
        <type>half</type>
        <time-modification>
          <actual-notes>2</actual-notes>
          <normal-notes>1</normal-notes>
          </time-modification>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <ornaments>
            <tremolo type="stop">2</tremolo>
            </ornaments>
          </notations>
        </note>
      <backup>
        <duration>48</duration>
        </backup>
      <note>
        <rest measure="yes" />
        <duration>48</duration>
        <voice>5</voice>
        <staff>2</staff>
        </note>
      </measure>
    </part></score-partwise>