_:vb50967567	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50967568 .
_:vb50967568	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/NorthwindDemo/contactname> .
_:vb50967569	<http://www.w3.org/ns/r2rml#column>	"ContactName" .
_:vb50967567	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50967569 .
_:vb50967567	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"53" .
_:vb50967568	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"53" .
_:vb50967569	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"53" .