<xs:simpleType name="two-note-turn"><xs:annotation><xs:documentation>The two-note-turn type describes the ending notes of trills and mordents for playback, relative to the current note.</xs:documentation></xs:annotation><xs:restriction base="xs:token"><xs:enumeration value="whole"/><xs:enumeration value="half"/><xs:enumeration value="none"/></xs:restriction></xs:simpleType>