_:vb50967557	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"40" .
_:vb50967558	<http://www.w3.org/ns/r2rml#child>	"Code" .
_:vb50967557	<http://www.w3.org/ns/r2rml#parentTriplesMap>	<urn:demo:r2rml:northwind:tables#TriplesMapProvinces> .
_:vb50967557	<http://www.w3.org/ns/r2rml#joinCondition>	_:vb50967558 .
_:vb50967558	<http://www.w3.org/ns/r2rml#parent>	"CountryCode" .
_:vb50967558	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"40" .