_:vb39431	<http://www.w3.org/ns/r2rml#column>	"aen_datum" .
_:vb39429	<http://www.w3.org/ns/r2rml#objectMap>	_:vb39431 .
_:vb39429	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb39430 .
_:vb39430	<http://www.w3.org/ns/r2rml#constant>	<http://purl.org/dc/terms/modified> .