http://www.mindswap.org/dav/ontologies/policyContainmentTest.owl#GeneralReliabilityUsernamePolicy
http://www.mindswap.org/dav/ontologies/policyContainmentTest.owl#IncoherentPolicy
http://www.mindswap.org/dav/ontologies/policyContainmentTest.owl#Retry-On-FailureUsernamePolicy
http://www.mindswap.org/dav/ontologies/policyContainmentTest.owl#Retry-Until-SucceedUsernamePolicy