LMX:
measure key:fifths:3 clef:G2 staff:1 clef:F4 staff:2 F4 voice:1 16th stem:up staff:1 beam:begin beam:begin accent A3 16th G4 16th accent B3 16th A4 16th accent C4 16th beam:end beam:end backup quarter backup eighth D3 voice:5 eighth sharp stem:up staff:2 beam:begin F3 eighth D3 eighth beam:end measure F4 voice:1 16th stem:up staff:1 beam:begin beam:begin accent A3 16th G4 16th accent B3 16th A4 16th accent C4 16th beam:end beam:end backup quarter backup eighth rest voice:5 rest:measure staff:2 measure A4 voice:1 32nd stem:up staff:1 beam:begin beam:begin beam:begin C4 32nd B4 32nd D4 32nd beam:end beam:end beam:end C5 32nd beam:begin beam:begin beam:begin E4 32nd B4 32nd D4 32nd beam:end beam:end beam:end A4 32nd beam:begin beam:begin beam:begin C4 32nd G4 32nd B3 32nd beam:end beam:end beam:end backup quarter backup eighth C3 voice:5 eighth stem:up staff:2 beam:begin C2 eighth E3 eighth sharp beam:end measure G4 voice:1 16th stem:up staff:1 beam:begin beam:begin B3 16th G4 16th B3 16th G4 16th B3 16th beam:end beam:end backup quarter backup eighth F2 voice:5 eighth stem:up staff:2 beam:begin C3 eighth F3 eighth beam:end


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="51" width="363.20">
      <print>
        <staff-layout number="1">
          <staff-distance>101.77</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>80.00</staff-distance>
          </staff-layout>
        </print>
      <attributes><divisions>8</divisions>
        <key>
          <fifths>3</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="111.65" default-y="-176.77">
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <note default-x="153.31" default-y="-201.77">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="194.97" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <note default-x="236.62" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="278.28" default-y="-166.77">
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <note default-x="319.94" default-y="-191.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        </note>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="111.65" default-y="-281.77">
        <pitch>
          <step>D</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <accidental>sharp</accidental>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="194.97" default-y="-271.77">
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="278.28" default-y="-281.77">
        <pitch>
          <step>D</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">end</beam>
        </note>
      </measure>
    <measure number="52" width="251.41">
      <direction placement="below">
        <direction-type>
          <dynamics default-x="6.58" default-y="-40.00" relative-y="-40.00">
            <f />
            </dynamics>
          </direction-type>
        <staff>1</staff>
        <sound dynamics="106.67" />
        </direction>
      <direction placement="below">
        <direction-type>
          <words>rit.  </words>
          </direction-type>
        <direction-type>
          <bracket type="start" number="1" line-end="none" line-type="solid" default-y="-91.41" relative-x="18.08" />
          </direction-type>
        <staff>1</staff>
        </direction>
      <note default-x="10.00" default-y="-176.77">
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <note default-x="49.97" default-y="-201.77">
        <pitch>
          <step>A</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="89.94" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <note default-x="129.91" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="169.87" default-y="-166.77">
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <notations>
          <articulations>
            <accent />
            </articulations>
          </notations>
        </note>
      <direction placement="below">
        <direction-type>
          <wedge type="diminuendo" number="1" default-y="-75.00" />
          </direction-type>
        <staff>1</staff>
        </direction>
      <note default-x="209.84" default-y="-191.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        </note>
      <direction placement="below">
        <direction-type>
          <bracket type="stop" number="1" line-end="none" />
          </direction-type>
        <staff>1</staff>
        </direction>
      <backup>
        <duration>12</duration>
        </backup>
      <note>
        <rest measure="yes" />
        <duration>12</duration>
        <voice>5</voice>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="53" width="373.80">
      <direction placement="below">
        <direction-type>
          <dynamics default-x="6.58" default-y="-40.00" relative-x="-1.64" relative-y="-57.77">
            <p />
            </dynamics>
          </direction-type>
        <staff>1</staff>
        <sound dynamics="54.44" />
        </direction>
      <direction placement="above">
        <direction-type>
          <words default-y="9.70" relative-y="20.00" font-weight="bold" font-size="12">a tempo</words>
          </direction-type>
        <staff>1</staff>
        </direction>
      <note default-x="20.73" default-y="-166.77">
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        <beam number="3">begin</beam>
        </note>
      <note default-x="50.02" default-y="-191.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="79.31" default-y="-161.77">
        <pitch>
          <step>B</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="108.60" default-y="-186.77">
        <pitch>
          <step>D</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        <beam number="3">end</beam>
        </note>
      <note default-x="137.89" default-y="-156.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>5</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        <beam number="3">begin</beam>
        </note>
      <note default-x="167.18" default-y="-181.77">
        <pitch>
          <step>E</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="196.46" default-y="-161.77">
        <pitch>
          <step>B</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="225.75" default-y="-186.77">
        <pitch>
          <step>D</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        <beam number="3">end</beam>
        </note>
      <note default-x="255.04" default-y="-166.77">
        <pitch>
          <step>A</step>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        <beam number="3">begin</beam>
        </note>
      <note default-x="284.33" default-y="-191.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="313.62" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        <beam number="3">continue</beam>
        </note>
      <note default-x="342.91" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>32nd</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        <beam number="3">end</beam>
        </note>
      <direction placement="below">
        <direction-type>
          <wedge type="stop" number="1" />
          </direction-type>
        <staff>1</staff>
        </direction>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="20.73" default-y="-286.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="137.89" default-y="-321.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>2</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="255.04" default-y="-276.77">
        <pitch>
          <step>E</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <accidental>sharp</accidental>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">end</beam>
        </note>
      </measure>
    <measure number="54" width="257.91">
      <note default-x="16.50" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">begin</beam>
        <beam number="2">begin</beam>
        </note>
      <note default-x="56.47" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="96.44" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="136.41" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="176.37" default-y="-171.77">
        <pitch>
          <step>G</step>
          <alter>1</alter>
          <octave>4</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">continue</beam>
        <beam number="2">continue</beam>
        </note>
      <note default-x="216.34" default-y="-196.77">
        <pitch>
          <step>B</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>16th</type>
        <stem>up</stem>
        <staff>1</staff>
        <beam number="1">end</beam>
        <beam number="2">end</beam>
        </note>
      <backup>
        <duration>12</duration>
        </backup>
      <note default-x="16.50" default-y="-306.77">
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>2</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">begin</beam>
        </note>
      <note default-x="96.44" default-y="-286.77">
        <pitch>
          <step>C</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">continue</beam>
        </note>
      <note default-x="176.37" default-y="-271.77">
        <pitch>
          <step>F</step>
          <alter>1</alter>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>eighth</type>
        <stem>up</stem>
        <staff>2</staff>
        <beam number="1">end</beam>
        </note>
      </measure>
    </part></score-partwise>