_:vb50966906	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50966907 .
_:vb50966906	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50966905 .
_:vb50966905	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/NorthwindDemo/region> .
_:vb50966907	<http://www.w3.org/ns/r2rml#column>	"Region" .