RequestMessage( CreateKB(Attribute(kb )) Tell(Attribute(kb ) owl.SubClassOf( ) owl.SubClassOf( ) owl.EquivalentClasses( ) owl.ClassAssertion( ) owl.SubClassOf( )) GetAllClasses( Attribute(kb )) GetEquivalentClasses( Attribute(kb ) ) IsEntailedDirect( Attribute(kb ) owl.SubClassOf( owl:Thing owl:Nothing)) GetSubClasses( Attribute(kb ) ) CreateKB( Attribute(kb ) Attribute(name "MyKB_2")) Tell( Attribute(kb ) owl.SubClassOf( http://www.owllink.org/examples/myOntology#A http://www.owllink.org/examples/myOntology#B)) ReleaseKB( Attribute(kb )) ReleaseKB( Attribute(kb )) GetAllClasses( Attribute(kb )))