<http://caligraph.org/ontology/Coronation_stone>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Individual_rock> .
<http://caligraph.org/ontology/Individual_rock>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_individual_rocks> .
<http://caligraph.org/ontology/Sacred_rock>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Individual_rock> .
<http://caligraph.org/ontology/Individual_rock>	<http://www.w3.org/2000/01/rdf-schema#label>	"Individual rock" .
<http://caligraph.org/ontology/Rock_on_Mars>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Individual_rock> .
<http://caligraph.org/ontology/Individual_rock>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Rock> .
<http://caligraph.org/ontology/Individual_rock>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Individual_rock>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Individual_rocks> .