<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/History_of_West_Africa> .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Opi" .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Opi (archaeological site)" .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Archaeological_sites_in_Nigeria> .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/2000/01/rdf-schema#label>	"Opi (archaeological site)" .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Opi_(archaeological_site)> .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Archaeological_site_in_Nigeria> .
<http://caligraph.org/resource/Opi_(archaeological_site)>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/Nigeria> .