<http://caligraph.org/ontology/Presocratic_philosophy_study>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Presocratic_philosophy_study>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Presocratic_philosophy_studies> .
<http://caligraph.org/ontology/Presocratic_philosophy_study>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ancient_Greek_philosophy_study> .
<http://caligraph.org/ontology/Presocratic_philosophy_study>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_nonFictionSubject_Pre-Socratic%20philosophy> .
<http://caligraph.org/ontology/Presocratic_philosophy_study>	<http://www.w3.org/2000/01/rdf-schema#label>	"Presocratic philosophy study" .