_:b15991	<http://www.w3.org/2002/07/owl#onProperty>	<http://qudt.org/schema/qudt/unit> .
_:b15991	<http://www.w3.org/2002/07/owl#hasValue>	<http://qudt.org/vocab/unit/GM-PER-KiloGM> .
_:b15991	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .