<http://caligraph.org/ontology/Extraterrestrial_volcano>	<http://www.w3.org/2000/01/rdf-schema#label>	"Extraterrestrial volcano" .
<http://caligraph.org/ontology/Extraterrestrial_volcano>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Extraterrestrial_volcanoes> .
<http://caligraph.org/ontology/Volcano_of_Venus>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Extraterrestrial_volcano> .
<http://caligraph.org/ontology/Extraterrestrial_volcano>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_extraterrestrial_volcanoes> .
<http://caligraph.org/ontology/Extraterrestrial_volcano>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Extraterrestrial_volcano>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Volcano> .
<http://caligraph.org/ontology/Volcano_on_the_Moon>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Extraterrestrial_volcano> .
<http://caligraph.org/ontology/Volcano_of_Mars>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Extraterrestrial_volcano> .
<http://caligraph.org/ontology/Volcano_of_Io_(moon)>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Extraterrestrial_volcano> .