<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_home_computers> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Home_computers> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_home_computers_by_video_hardware> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/ECHO_IV> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Computer-related_introduction_in_1966> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Computer-related_introductions_in_1966> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Home_computer> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/2000/01/rdf-schema#label>	"ECHO IV" .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/ECHO_IV>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"ECHO IV" .