<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1981_video_game> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Video_game_developed_in_the_United_States> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1981_video_games> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Multidirectional_shooter> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Texas_Instruments_TI-99/4A_games> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://caligraph.org/ontology/genre>	<http://caligraph.org/resource/Shoot_\u0027em_up> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Video_games_developed_in_the_United_States> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Tombstone City: 21st Century" .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Texas_Instruments_TI-99/4A_game> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Tombstone_City:_21st_Century> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/2000/01/rdf-schema#label>	"Tombstone City: 21st Century" .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://caligraph.org/ontology/computingPlatform>	<http://caligraph.org/resource/TI-99/4A> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://caligraph.org/ontology/developer>	<http://caligraph.org/resource/Texas_Instruments> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://caligraph.org/ontology/publisher>	<http://caligraph.org/resource/Texas_Instruments> .
<http://caligraph.org/resource/Tombstone_City:_21st_Century>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Multidirectional_shooters> .