_:vb50947721	<http://www.w3.org/2007/05/powder-s#describedby>	<https://demo.openlinksw.com/about/id/entity/http/purl.obolibrary.org/obo/doid.owl> .
_:vb50947721	<http://www.w3.org/2002/07/owl#onProperty>	<http://purl.obolibrary.org/obo/RO_0002452> .
_:vb50947721	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .
_:vb50947721	<http://www.w3.org/2002/07/owl#someValuesFrom>	<http://purl.obolibrary.org/obo/SYMP_0000020> .