fix iri to be proper style, refs #294

src/ontology/d3fend-protege.ttl

@@ -250,7 +250,7 @@ Moving forward different distinctions of kinds of has-part (contains) relationsh
     rdfs:isDefinedBy <http://wordnet-rdf.princeton.edu/id/00729216-a> ;
     :definition "x dependent y: A dependent y is an entity that requires the fulfillment of the requirements specified in dependency x." .
 
-:dependsOn a owl:ObjectProperty ;
+:depends-on a owl:ObjectProperty ;
     rdfs:label "depends-on" ;
     rdfs:subPropertyOf :associated-with ;
     owl:inverseOf :has-dependent ;
@@ -890,7 +890,7 @@ Moving forward different distinctions of kinds of has-part (contains) relationsh
 
 :powered-by a owl:ObjectProperty ;
     rdfs:label "powered-by" ;
-    rdfs:subPropertyOf :dependsOn ;
+    rdfs:subPropertyOf :depends-on ;
     owl:inverseOf :powers ;
     :definition "x powered-by y: x obtains its essential energy or force from y to perform its function or remain active." .