| QName | Type | Fixed | Default | Use | Inheritable | Annotation |
|---|---|---|---|---|---|---|
| firstImplementation | xs:date | required | ||||
| lastImplementation | xs:date | required |
<xs:attributeGroup name="ImplementationReq"> <xs:attribute name="firstImplementation" type="xs:date" use="required"/> <xs:attribute name="lastImplementation" type="xs:date" use="required"/> </xs:attributeGroup> |