_:vb50958491	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50958492 .
_:vb50958491	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"21" .
_:vb50958493	<http://www.w3.org/ns/r2rml#column>	"country" .
_:vb50958492	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"21" .
_:vb50958492	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/csv_copy/country> .
_:vb50958493	<http://www.openlinksw.com/schemas/virtrdf#bnode-row>	"21" .
_:vb50958491	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50958493 .