<xs:group name="layout"><xs:annotation><xs:documentation>The layout group specifies the sequence of page, system, and staff layout elements that is common to both the defaults and print elements.</xs:documentation></xs:annotation><xs:sequence><xs:element name="page-layout" type="page-layout" minOccurs="0"/><xs:element name="system-layout" type="system-layout" minOccurs="0"/><xs:element name="staff-layout" type="staff-layout" minOccurs="0" maxOccurs="unbounded"/></xs:sequence></xs:group>