mei:mei_data.CLEFSHAPE

<xs:simpleType name="mei_data.CLEFSHAPE">
  <xs:restriction base="xs:token">
    <xs:enumeration value="G">
      <xs:annotation>
        <xs:documentation>G clef (Unicode 1D11E).</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="GG">
      <xs:annotation>
        <xs:documentation>Double G clef.</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="F">
      <xs:annotation>
        <xs:documentation>F clef (Unicode 1D122).</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="C">
      <xs:annotation>
        <xs:documentation>C clef (Unicode 1D121).</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="perc">
      <xs:annotation>
        <xs:documentation>Drum clef (Unicode 1D125 or Unicode 1D126).</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
    <xs:enumeration value="TAB">
      <xs:annotation>
        <xs:documentation>Tablature "clef"; i.e. usually "TAB" rendered vertically.</xs:documentation>
      </xs:annotation>
    </xs:enumeration>
  </xs:restriction>
</xs:simpleType>