<http://caligraph.org/ontology/Essay_by_Richard_Wagner>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_essay> .
<http://caligraph.org/ontology/Essay_by_Richard_Wagner>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Essay_by_Richard_Wagner>	<http://www.w3.org/2000/01/rdf-schema#label>	"Essay by Richard Wagner" .
<http://caligraph.org/ontology/Essay_by_Richard_Wagner>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Essay_about_music> .
<http://caligraph.org/ontology/Essay_by_Richard_Wagner>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Essays_by_Richard_Wagner> .