MusicXML 4.1 Draft
MusicXML 4.1 Draft > MusicXML Reference > Examples > <hole-type>

<hole-type>

hole-type-element

<technical>
   <hole>
      <hole-type>thumb</hole-type>
      <hole-closed>no</hole-closed>
      <hole-shape>circle</hole-shape>
   </hole>
</technical>