_:vb50418780	<http://www.w3.org/ns/r2rml#column>	"gruendung" .
_:vb50418779	<http://www.w3.org/ns/r2rml#predicate>	<http://schema.org/foundingDate> .
_:vb50418779	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50418780 .
_:vb50418780	<http://www.w3.org/ns/r2rml#datatype>	<http://www.w3.org/2001/XMLSchema#date> .