<http://caligraph.org/ontology/Lost_opera>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lost_musical_work> .
<http://caligraph.org/ontology/Lost_musical_work>	<http://www.w3.org/2000/01/rdf-schema#label>	"Lost musical work" .
<http://caligraph.org/ontology/Lost_musical_work>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lost_musical_works> .
<http://caligraph.org/ontology/Lost_musical_work>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Lost_musical_work_by_Johann_Sebastian_Bach>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lost_musical_work> .
<http://caligraph.org/ontology/Lost_musical_work>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lost_work> .