_:b643837	<http://www.w3.org/2002/07/owl#onProperty>	<http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#R53> .
_:b643837	<http://www.w3.org/2002/07/owl#someValuesFrom>	<http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C20740> .
_:b643837	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .