_:vb50872902	<http://purl.org/net/provenance/ns#accessedService>	<http://authorstream.com/q2refyf318> .
_:vb50872902	<http://www.w3.org/2007/05/powder-s#describedby>	<http://demo.openlinksw.com/about/id/http/authorstream.com/q2refyf318> .
_:vb50872902	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://purl.org/net/provenance/ns#DataAccess> .
_:vb50872902	<http://purl.org/net/provenance/ns#performedAt>	"2021-06-19T13:41:20.555558"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
_:vb50872902	<http://purl.org/net/provenance/ns#performedBy>	<http://authorstream.com/q2refyf318#spongerInstance> .