<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Philosophical_works> .
<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Philosophy_book> .
<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_author_Carl%20Gustav%20Hempel> .
<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Books_by_Carl_Gustav_Hempel> .
<http://caligraph.org/ontology/Book_by_Carl_Gustav_Hempel>	<http://www.w3.org/2000/01/rdf-schema#label>	"Book by Carl Gustav Hempel" .