_:vb50807185	<http://www.w3.org/ns/r2rml#predicateMap>	_:vb50807184 .
_:vb50807184	<http://www.w3.org/ns/r2rml#constant>	<http://rs.tdwg.org/dwc/terms/dateIdentified> .
_:vb50807185	<http://www.w3.org/ns/r2rml#objectMap>	_:vb50807186 .
_:vb50807186	<http://www.w3.org/ns/r2rml#column>	"determination_jahr" .