_:vb50968520	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/NorthwindQA/hiredate> .
_:vb50968519	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50968521 .
_:vb50968520	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"44" .
_:vb50968519	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50968520 .
_:vb50968521	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"44" .
_:vb50968521	<http://www.w3.org/ns/r2rml#column>	"HireDate" .
_:vb50968519	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"44" .