LMX:
measure key:fifths:1 clef:G2 staff:1 clef:F4 staff:2 B3 voice:1 eighth stem:up staff:1 chord G4 eighth rest eighth B3 eighth chord G4 eighth rest eighth backup half E3 voice:5 eighth stem:down staff:2 rest eighth E3 eighth rest eighth measure B3 voice:1 eighth stem:up staff:1 chord G4 eighth rest eighth B3 eighth chord G4 eighth rest eighth backup half E3 voice:5 eighth stem:down staff:2 rest eighth E3 eighth rest eighth measure B3 voice:1 eighth stem:up staff:1 chord G4 eighth rest eighth B3 eighth flat chord G4 eighth rest eighth backup half D3 voice:5 eighth stem:down staff:2 rest eighth D3 eighth rest eighth measure A3 voice:1 eighth stem:up staff:1 chord F4 eighth rest eighth B3 eighth natural chord G4 eighth rest eighth backup half D3 voice:5 eighth stem:down staff:2 rest eighth G3 eighth rest eighth


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="21" width="394.20">
      <print>
        <staff-layout number="1">
          <staff-distance>92.38</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        </print>
      <attributes><divisions>8</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="83.02" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="83.02" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="216.78" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="216.78" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="83.02" default-y="-252.38">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      <note default-x="216.78" default-y="-252.38">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="22" width="314.93">
      <note default-x="15.50" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="15.50" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="175.68" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="175.68" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="15.50" default-y="-252.38">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      <note default-x="175.68" default-y="-252.38">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="23" width="302.44">
      <note default-x="15.50" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="15.50" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="156.64" default-y="-187.38">
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>flat</accidental>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="156.64" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="15.50" default-y="-257.38">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      <note default-x="156.64" default-y="-257.38">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="24" width="285.53">
      <note default-x="15.50" default-y="-192.38">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="15.50" default-y="-167.38">
        <chord />
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="142.81" default-y="-187.38">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>natural</accidental>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="142.81" default-y="-162.38">
        <chord />
        <pitch>
          <step>G</step>
          <octave>4</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="15.50" default-y="-257.38">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      <note default-x="142.81" default-y="-242.38">
        <pitch>
          <step>G</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <note>
        <rest />
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <staff>2</staff>
        </note>
      </measure>
    </part></score-partwise>