_:vb50994980	<http://www.w3.org/ns/r2rml#constant>	<http://www.openlinksw.com/schemas/crunchbase#twitter_url> .
_:vb50994981	<http://www.w3.org/ns/r2rml#column>	"twitter_url" .
_:vb50994979	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50994980 .
_:vb50994979	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"180" .
_:vb50994981	<http://www.w3.org/ns/r2rml#termType>	<http://www.w3.org/ns/r2rml#IRI> .
_:vb50994980	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"180" .
_:vb50994979	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50994981 .
_:vb50994981	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"180" .