<http://caligraph.org/ontology/1970s_video_game>	<http://www.w3.org/2000/01/rdf-schema#label>	"1970s video game" .
<http://caligraph.org/ontology/1970s_video_game>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/20th-century_video_game> .
<http://caligraph.org/ontology/1970s_horror_video_game>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1970s_video_game> .
<http://caligraph.org/ontology/1970s_video_game>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1970s_video_games> .
<http://caligraph.org/ontology/1970s_video_game>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .