<http://caligraph.org/ontology/Landform_of_Contra_Costa_County,_California>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Landform_of_the_San_Francisco_Bay_Area> .
<http://caligraph.org/ontology/Landform_of_Contra_Costa_County,_California>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Landforms_of_Contra_Costa_County,_California> .
<http://caligraph.org/ontology/Landform_of_Contra_Costa_County,_California>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_location_Contra%20Costa%20County,%20California> .
<http://caligraph.org/ontology/Landform_of_Contra_Costa_County,_California>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Landform_of_Contra_Costa_County,_California>	<http://www.w3.org/2000/01/rdf-schema#label>	"Landform of Contra Costa County, California" .