_:vb50968688	<http://www.w3.org/ns/r2rml#column>	"ContactName" .
_:vb50968687	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"115" .
_:vb50968687	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/NorthwindQA/contactname> .
_:vb50968686	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"115" .
_:vb50968686	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50968687 .
_:vb50968688	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"115" .
_:vb50968686	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50968688 .