Table for the 6 triples for predicate rdfs:subPropertyOf with range owl:IrreflexiveProperty

Subject	Object
?:has boundary	?:has proper part
?:has direct part	?:has proper part
?:has ordered part	?:has proper part
?:is boundary of	?:is proper part of
?:is direct part of	?:is proper part of
?:is ordered part of	?:is proper part of