_:vb50960821	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50960822 .
_:vb50960821	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50960820 .
_:vb50960820	<http://www.w3.org/ns/r2rml#constant>	<http://demo/schemas/ajv1216test4/m49_code> .
_:vb50960822	<http://www.w3.org/ns/r2rml#column>	"M49_Code" .