<http://caligraph.org/ontology/German_librettist>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:German_librettists> .
<http://caligraph.org/ontology/German_opera_librettist>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/German_librettist> .
<http://caligraph.org/ontology/German_librettist>	<http://www.w3.org/2000/01/rdf-schema#label>	"German librettist" .
<http://caligraph.org/ontology/German_cantata_librettist>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/German_librettist> .
<http://caligraph.org/ontology/German_librettist>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/German_musical_theatre_librettist>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/German_librettist> .
<http://caligraph.org/ontology/German_librettist>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Librettist> .