_:vb50985387	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50985389 .
_:vb50985388	<http://www.w3.org/ns/r2rml#constant>	<http://www.openlinksw.com/schemas/crunchbase#facebook_url> .
_:vb50985387	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"215" .
_:vb50985387	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50985388 .
_:vb50985388	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"215" .
_:vb50985389	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"215" .
_:vb50985389	<http://www.w3.org/ns/r2rml#column>	"facebook_url" .