_:vb50711924	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50711925 .
_:vb50711925	<http://www.w3.org/ns/r2rml#constant>	<http://www.w3.org/2004/02/skos/core#prefLabel> .
_:vb50711926	<http://www.w3.org/ns/r2rml#language>	"de" .
_:vb50711924	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50711926 .
_:vb50711926	<http://www.w3.org/ns/r2rml#column>	"lithoeinheit" .