_:vb50816762	<http://purl.org/net/provenance/ns#performedAt>	"2021-03-15T15:46:14.024498"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
_:vb50816762	<http://purl.org/net/provenance/ns#accessedService>	<http://medg.csail.mit.edu/people/psz> .
_:vb50816762	<http://purl.org/net/provenance/ns#performedBy>	<http://medg.csail.mit.edu/people/psz#spongerInstance> .
_:vb50816762	<http://www.w3.org/2007/05/powder-s#describedby>	<http://demo.openlinksw.com/about/id/http/medg.csail.mit.edu/people/psz> .
_:vb50816762	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://purl.org/net/provenance/ns#DataAccess> .