LMX:
measure key:fifths:-1 clef:G2 staff:1 clef:F4 staff:2 C4 voice:1 quarter stem:up staff:1 slur:start chord G4 quarter C4 eighth chord G4 eighth C4 quarter chord A4 quarter C4 eighth slur:stop chord F4 eighth backup half backup quarter E3 voice:5 quarter stem:down staff:2 slur:start chord G3 quarter E3 eighth chord G3 eighth F3 quarter A3 eighth slur:stop measure F4 voice:1 quarter stem:up staff:1 slur:start chord A4 quarter F4 eighth chord B4 eighth natural E4 quarter chord C5 quarter E4 eighth slur:stop chord C5 eighth backup half backup quarter D3 voice:5 quarter stem:down staff:2 slur:start chord F3 quarter G2 eighth chord G3 eighth C3 quarter chord G3 quarter C3 eighth slur:stop chord G3 eighth measure F4 voice:1 quarter stem:up staff:1 slur:start chord D5 quarter F4 eighth chord D5 eighth F4 quarter chord C5 quarter C4 eighth slur:stop chord F4 eighth backup half backup quarter B3 voice:5 quarter stem:down staff:2 slur:start B3 eighth A3 quarter A3 eighth slur:stop


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="54" width="400.39">
      <print>
        <staff-layout number="1">
          <staff-distance>83.53</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>76.11</staff-distance>
          </staff-layout>
        </print>
      <attributes><divisions>4</divisions>
        <key>
          <fifths>-1</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><note default-x="82.98" default-y="-173.53">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="82.98" default-y="-153.53">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="160.13" default-y="-173.53">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="160.13" default-y="-153.53">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="216.24" default-y="-173.53">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="216.24" default-y="-148.53">
        <chord />
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="328.45" default-y="-173.53">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note default-x="328.45" default-y="-158.53">
        <chord />
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="82.98" default-y="-254.63">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="start" placement="above" number="1" />
          </notations>
        </note>
      <note default-x="82.98" default-y="-244.63">
        <chord />
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="160.13" default-y="-254.63">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="160.13" default-y="-244.63">
        <chord />
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="216.24" default-y="-249.63">
        <pitch>
          <step>F</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="328.45" default-y="-239.63">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      </measure>
    <measure number="55" width="312.80">
      <note default-x="25.09" default-y="-158.53">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="25.09" default-y="-148.53">
        <chord />
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="113.06" default-y="-158.53">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="113.06" default-y="-143.53">
        <chord />
        <pitch>
          <step>B</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>natural</accidental>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="168.05" default-y="-163.53">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="168.05" default-y="-138.53">
        <chord />
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="256.02" default-y="-163.53">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note default-x="256.02" default-y="-138.53">
        <chord />
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="25.09" default-y="-259.63">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="start" placement="above" number="1" />
          </notations>
        </note>
      <note default-x="25.09" default-y="-249.63">
        <chord />
        <pitch>
          <step>F</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="113.06" default-y="-279.63">
        <pitch>
          <step>G</step>
          <octave>2</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="113.06" default-y="-244.63">
        <chord />
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="168.05" default-y="-264.63">
        <pitch>
          <step>C</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="168.05" default-y="-244.63">
        <chord />
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="256.02" default-y="-264.63">
        <pitch>
          <step>C</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note default-x="256.02" default-y="-244.63">
        <chord />
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="56" width="390.94">
      <note default-x="11.25" default-y="-158.53">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="start" placement="below" number="1" />
          </notations>
        </note>
      <note default-x="11.25" default-y="-133.53">
        <chord />
        <pitch>
          <step>D</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="138.61" default-y="-158.53">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="138.61" default-y="-133.53">
        <chord />
        <pitch>
          <step>D</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="202.29" default-y="-158.53">
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="202.29" default-y="-138.53">
        <chord />
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>quarter</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="325.46" default-y="-173.53">
        <pitch>
          <step>C</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      <note default-x="325.46" default-y="-158.53">
        <chord />
        <pitch>
          <step>F</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="11.25" default-y="-234.63">
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="start" placement="above" number="1" />
          </notations>
        </note>
      <note default-x="138.61" default-y="-234.63">
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="202.29" default-y="-239.63">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>quarter</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note default-x="325.46" default-y="-239.63">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        <notations>
          <slur type="stop" number="1" />
          </notations>
        </note>
      </measure>
    </part></score-partwise>