_:vb50878109	<http://www.w3.org/2007/05/powder-s#describedby>	<http://demo.openlinksw.com/about/id/http/Otef.Sakura.Ne.jp/yybbs/yybbs.cgi/> .
_:vb50878109	<http://purl.org/net/provenance/ns#accessedService>	<http://Otef.Sakura.Ne.jp/yybbs/yybbs.cgi/> .
_:vb50878109	<http://purl.org/net/provenance/ns#performedBy>	<http://Otef.Sakura.Ne.jp/yybbs/yybbs.cgi/#spongerInstance> .
_:vb50878109	<http://purl.org/net/provenance/ns#performedAt>	"2021-07-08T03:39:57.216981"^^<http://www.w3.org/2001/XMLSchema#dateTime> .
_:vb50878109	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://purl.org/net/provenance/ns#DataAccess> .