LMX:
measure key:fifths:0 clef:G2 staff:1 clef:F4 staff:2 rest voice:1 eighth staff:1 D4 eighth stem:up beam:begin slur:start F4 eighth chord A4 eighth G4 eighth beam:end slur:stop rest eighth E4 eighth beam:begin slur:start C5 eighth E4 eighth beam:end slur:stop backup whole B2 voice:5 half stem:down staff:2 chord B3 half C3 half chord C4 half measure rest voice:1 eighth staff:1 E4 eighth stem:up beam:begin slur:start G4 eighth chord B4 eighth flat A4 eighth beam:end slur:stop rest eighth F4 eighth beam:begin slur:start D5 eighth F4 eighth beam:end slur:stop backup whole C3 voice:5 half sharp stem:down staff:2 chord C4 half sharp D3 half chord D4 half


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="13" width="641.05">
      <print>
        <staff-layout number="1">
          <staff-distance>90.31</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        </print>
      <attributes><divisions>4</divisions>
        <key>
          <fifths>0</fifths>
          </key>
        <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="below">
        <direction-type>
          <words default-y="-40.00" relative-x="9.73" relative-y="-33.05" font-style="italic">accel.</words>
          </direction-type>
        <staff>1</staff>
        </direction>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="133.60" default-y="-175.31">
        <pitch>
          <step>D</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="205.83" default-y="-165.31">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="205.83" default-y="-155.31">
        <chord />
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="278.07" default-y="-160.31">
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="422.54" default-y="-170.31">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="494.78" default-y="-145.31">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="567.01" default-y="-170.31">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="61.36" default-y="-265.31">
        <pitch>
          <step>B</step>
          <octave>2</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="61.36" default-y="-230.31">
        <chord />
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="350.31" default-y="-260.31">
        <pitch>
          <step>C</step>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="350.31" default-y="-225.31">
        <chord />
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="14" width="612.32">
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="95.15" default-y="-170.31">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="168.77" default-y="-160.31">
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="168.77" default-y="-150.31">
        <chord />
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>flat</accidental>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="242.40" default-y="-155.31">
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="389.65" default-y="-165.31">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="463.27" default-y="-140.31">
        <pitch>
          <step>D</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="536.89" default-y="-165.31">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="21.53" default-y="-260.31">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <accidental>sharp</accidental>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="21.53" default-y="-225.31">
        <chord />
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <accidental>sharp</accidental>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="316.02" default-y="-255.31">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="316.02" default-y="-220.31">
        <chord />
        <pitch>
          <step>D</step>
          <octave>4</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      </measure>
    </part></score-partwise>