<http://caligraph.org/ontology/Communist_book>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Communist_books> .
<http://caligraph.org/ontology/Communist_book>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Communist_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Book_about_society> .
<http://caligraph.org/ontology/Marxist_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Communist_book> .
<http://caligraph.org/ontology/Communist_book>	<http://www.w3.org/2000/01/rdf-schema#label>	"Communist book" .
<http://caligraph.org/ontology/Communist_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Work_about_politics> .
<http://caligraph.org/ontology/Book_by_Friedrich_Engels>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Communist_book> .