_:vb50990225	<http://www.w3.org/ns/r2rml#constant>	<http://www.openlinksw.com/schemas/crunchbase#foundedOn> .
_:vb50990224	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50990226 .
_:vb50990226	<http://www.w3.org/ns/r2rml#column>	"founded_on" .
_:vb50990224	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50990225 .
_:vb50990226	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"73" .
_:vb50990225	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"73" .
_:vb50990224	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"73" .