_:vb50984939	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"47" .
_:vb50984940	<http://www.w3.org/ns/r2rml#constant>	<http://www.openlinksw.com/schemas/crunchbase#created_at> .
_:vb50984939	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50984941 .
_:vb50984939	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50984940 .
_:vb50984941	<http://www.w3.org/ns/r2rml#column>	"created_at" .
_:vb50984940	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"47" .
_:vb50984941	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"47" .