_:vb50994978	<http://www.w3.org/ns/r2rml#termType>	<http://www.w3.org/ns/r2rml#IRI> .
_:vb50994978	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"179" .
_:vb50994978	<http://www.w3.org/ns/r2rml#column>	"linkedin_url" .