<http://caligraph.org/ontology/River_of_the_Province_of_Piacenza>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Rivers_of_the_Province_of_Piacenza> .
<http://caligraph.org/ontology/River_of_the_Province_of_Piacenza>	<http://www.w3.org/2000/01/rdf-schema#label>	"River of the Province of Piacenza" .
<http://caligraph.org/ontology/River_of_the_Province_of_Piacenza>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_mouthPlace_Piacenza> .
<http://caligraph.org/ontology/River_of_the_Province_of_Piacenza>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/River_of_Emilia-Romagna> .
<http://caligraph.org/ontology/River_of_the_Province_of_Piacenza>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .