beam-value

<xs:simpleType name="beam-value">
  <xs:annotation>
    <xs:documentation>The beam-value type represents the type of beam associated with each of 6 beam levels (up to 256th notes) available for each note.</xs:documentation>
  </xs:annotation>
  <xs:restriction base="xs:string">
    <xs:enumeration value="begin"/>
    <xs:enumeration value="continue"/>
    <xs:enumeration value="end"/>
    <xs:enumeration value="forward hook"/>
    <xs:enumeration value="backward hook"/>
  </xs:restriction>
</xs:simpleType>