<artificial>

<measure number="12">
   <note>
      <pitch>
         <step>C</step>
         <octave>4</octave>
      </pitch>
      <duration>4</duration>
      <voice>1</voice>
      <type>half</type>
      <stem default-y="0">up</stem>
      <notations>
         <technical>
            <harmonic>
               <artificial/>
               <base-pitch/>
            </harmonic>
         </technical>
      </notations>
   </note>
   <note>
      <chord/>
      <pitch>
         <step>F</step>
         <octave>4</octave>
      </pitch>
      <duration>4</duration>
      <voice>1</voice>
      <type>half</type>
      <stem>up</stem>
      <notehead filled="no">diamond</notehead>
      <notations>
         <technical>
            <harmonic>
               <artificial/>
               <touching-pitch/>
            </harmonic>
         </technical>
      </notations>
   </note>
   <note print-object="no">
      <chord/>
      <pitch>
         <step>C</step>
         <octave>6</octave>
      </pitch>
      <duration>4</duration>
      <voice>1</voice>
      <type>half</type>
      <notations>
         <technical>
            <harmonic>
               <artificial/>
               <sounding-pitch/>
            </harmonic>
         </technical>
      </notations>
   </note>
</measure>