<http://caligraph.org/ontology/Prussia%E2%80%93Russia_relation>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Germany%E2%80%93Russia_relation> .
<http://caligraph.org/ontology/Prussia%E2%80%93Russia_relation>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Foreign_relation_of_the_Russian_Empire> .
<http://caligraph.org/ontology/Prussia%E2%80%93Russia_relation>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Prussia%E2%80%93Russia_relation>	<http://www.w3.org/2000/01/rdf-schema#label>	"Prussia\u2013Russia relation" .
<http://caligraph.org/ontology/Prussia%E2%80%93Russia_relation>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Prussia%E2%80%93Russia_relations> .