_:vb39948	<http://www.w3.org/ns/r2rml#objectMap>	_:vb39950 .
_:vb39949	<http://www.w3.org/ns/r2rml#constant>	<http://purl.org/dc/elements/1.1/subject> .
_:vb39948	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb39949 .
_:vb39950	<http://www.w3.org/ns/r2rml#column>	"Themen" .