_:vb50809528	<http://www.w3.org/ns/r2rml#datatype>	<http://www.w3.org/2001/XMLSchema#integer> .
_:vb50809527	<http://www.w3.org/ns/r2rml#constant>	<http://demo.openlinksw.com/schemas/nfl#quarter> .
_:vb50809526	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50809528 .
_:vb50809528	<http://www.w3.org/ns/r2rml#column>	"Quarter" .
_:vb50809526	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50809527 .