<http://caligraph.org/ontology/Graduation_song>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Song_about_school> .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Work_about_schools> .
<http://caligraph.org/ontology/Song_about_educators>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Song_about_school> .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Songs_about_school> .
<http://caligraph.org/ontology/Song_about_proms>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Song_about_school> .
<http://caligraph.org/ontology/Academic_song>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Song_about_school> .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/2000/01/rdf-schema#label>	"Song about school" .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Song_about_a_topic> .
<http://caligraph.org/ontology/Song_about_school>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_songs_about_school> .