_:vb50809566	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/nfl#yards> .
_:vb50809567	<http://www.w3.org/ns/r2rml#column>	"Yards" .
_:vb50809565	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50809566 .
_:vb50809565	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50809567 .
_:vb50809567	<http://www.w3.org/ns/r2rml#datatype>	<http://www.w3.org/2001/XMLSchema#integer> .