self.classification->select(cl : ClassificationType | (not cl.classificationScheme.oclIsUndefined()) and cl.classificationScheme='urn:uuid:cccf5598-8b07-4b77-a05e-ae952c785ead')->size()=1 and 
self.classification->select(cl : ClassificationType | (not cl.classificationScheme.oclIsUndefined()) and cl.classificationScheme='urn:uuid:cccf5598-8b07-4b77-a05e-ae952c785ead')->forAll(cl : ClassificationType | 
	(not cl.nodeRepresentation.oclIsUndefined()) and cl.nodeRepresentation='Not Used' 
)