<http://caligraph.org/ontology/Katyn_massacre_victim>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Katyn_massacre_victim>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Katyn_massacre_victims> .
<http://caligraph.org/ontology/Katyn_massacre_victim>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Polish_murder_victim> .
<http://caligraph.org/ontology/Katyn_massacre_victim>	<http://www.w3.org/2000/01/rdf-schema#label>	"Katyn massacre victim" .
<http://caligraph.org/ontology/Katyn_massacre_victim>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Mass_murder_victim> .