LMX:
measure key:fifths:2 clef:G2 staff:1 clef:F4 staff:2 rest voice:1 eighth staff:1 D4 eighth stem:up beam:begin B3 eighth chord G4 eighth D4 eighth beam:end rest eighth A3 eighth beam:begin D4 eighth chord F4 eighth A3 eighth beam:end backup whole G2 voice:5 half stem:up staff:2 D3 half measure rest voice:1 eighth staff:1 A3 eighth stem:up beam:begin C4 eighth chord G4 eighth A3 eighth beam:end rest eighth A3 eighth beam:begin D4 eighth chord F4 eighth A3 eighth beam:end backup whole A2 voice:5 half stem:up staff:2 D3 half measure rest voice:1 eighth staff:1 B3 eighth stem:up beam:begin D4 eighth chord E4 eighth B3 eighth beam:end rest eighth A3 eighth beam:begin C4 eighth chord E4 eighth A3 eighth beam:end backup whole G2 voice:5 half sharp stem:up staff:2 A2 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="49" width="554.48">
      <print>
        <staff-layout number="1">
          <staff-distance>69.73</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        </print>
      <attributes><divisions>4</divisions>
        <key>
          <fifths>2</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>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="144.78" default-y="-154.73">
        <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>
        </note>
      <note default-x="198.44" default-y="-164.73">
        <pitch>
          <step>B</step>
          <octave>3</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="198.44" default-y="-139.73">
        <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="252.10" default-y="-154.73">
        <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">end</beam>
        </note>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="391.70" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="445.36" default-y="-154.73">
        <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">continue</beam>
        </note>
      <note default-x="445.36" default-y="-144.73">
        <chord />
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="499.02" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="91.12" default-y="-254.73">
        <pitch>
          <step>G</step>
          <octave>2</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      <note default-x="338.05" default-y="-234.73">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="50" width="460.71">
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="80.04" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="134.17" default-y="-159.73">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <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="134.17" default-y="-139.73">
        <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="188.29" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        </note>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="296.54" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="350.66" default-y="-154.73">
        <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">continue</beam>
        </note>
      <note default-x="350.66" default-y="-144.73">
        <chord />
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="404.78" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="25.92" default-y="-249.73">
        <pitch>
          <step>A</step>
          <octave>2</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      <note default-x="242.41" default-y="-234.73">
        <pitch>
          <step>D</step>
          <octave>3</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="51" width="491.31">
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="76.20" default-y="-164.73">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="135.25" default-y="-154.73">
        <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">continue</beam>
        </note>
      <note default-x="147.14" default-y="-149.73">
        <chord />
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="194.29" default-y="-164.73">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        </note>
      <note>
        <rest />
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <staff>1</staff>
        </note>
      <note default-x="312.38" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="371.42" default-y="-159.73">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <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="371.42" default-y="-149.73">
        <chord />
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        </note>
      <note default-x="430.47" default-y="-169.73">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        </note>
      <backup>
        <duration>16</duration>
        </backup>
      <note default-x="17.16" default-y="-254.73">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>2</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <accidental>sharp</accidental>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      <note default-x="253.34" default-y="-249.73">
        <pitch>
          <step>A</step>
          <octave>2</octave>
          </pitch>
        <duration>8</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      </measure>
    </part></score-partwise>