<type>Attlist</type><name>corereq</name><comment>This is the list of the core attributes that all elements in the content part of the document must have. In elements using this attribute definition the refersTo attribute is optional but the eId attribute is required</comment>
<xsd:attributeGroup name="corereq"><xsd:annotation><xsd:documentation><type>Attlist</type><name>corereq</name><comment>This is the list of the core attributes that all elements in the content part of the document must have. In elements using this attribute definition the refersTo attribute is optional but the eId attribute is required</comment></xsd:documentation></xsd:annotation><xsd:attributeGroup ref="core"/><xsd:attributeGroup ref="HTMLattrs"/><xsd:attributeGroup ref="enactment"/><xsd:attributeGroup ref="idreq"/><xsd:attributeGroup ref="refers"/><xsd:attributeGroup ref="xmllang"/><xsd:attributeGroup ref="alt"/></xsd:attributeGroup>