<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Relational_database_management_systems> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"IBM System R" .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Relational_database_management_system> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Proprietary_database_management_systems> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/2004/02/skos/core#altLabel>	"IBM's System R" .
<http://caligraph.org/resource/Donald_D._Chamberlin>	<http://caligraph.org/ontology/knownFor>	<http://caligraph.org/resource/IBM_System_R> .
<http://caligraph.org/resource/IBM_System_R>	<http://caligraph.org/ontology/genre>	<http://caligraph.org/resource/Database> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_relational_database_management_systems> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/2004/02/skos/core#altLabel>	"System R" .
<http://caligraph.org/resource/IBM_System_R>	<http://caligraph.org/ontology/license>	<http://caligraph.org/resource/Proprietary_software> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/2000/01/rdf-schema#label>	"IBM System R" .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/ACM_Software_System_Award> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Proprietary_database_management_system> .
<http://caligraph.org/resource/IBM_System_R>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/IBM_System_R> .