<http://caligraph.org/ontology/Parenting_advice_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Popular_psychology_book> .
<http://caligraph.org/ontology/Popular_psychology_book>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Popular_psychology_book>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Popular_psychology_books> .
<http://caligraph.org/ontology/Popular_psychology_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Psychology_book> .
<http://caligraph.org/ontology/Self-help_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Popular_psychology_book> .
<http://caligraph.org/ontology/Book_about_dream_interpretation>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Popular_psychology_book> .
<http://caligraph.org/ontology/Popular_psychology_book>	<http://www.w3.org/2000/01/rdf-schema#label>	"Popular psychology book" .
<http://caligraph.org/ontology/Popular_psychology_book>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Popular_science_book> .