_:vb50809685	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50809686 .
_:vb50809686	<http://www.w3.org/ns/r2rml#constant>	<http://purl.org/dc/terms/modified> .
_:vb50809687	<http://www.w3.org/ns/r2rml#column>	"aen_datum" .
_:vb50809685	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50809687 .