Added hasShutdownPriority

@@ -1679,6 +1679,12 @@ ILAP:hasShutdownPeriod
       rdfs:label "has shutdown period"^^xsd:string ;
       rdfs:range xsd:string .
 
+ILAP:hasShutdownPriority
+      rdf:type owl:ObjectProperty ;
+      rdfs:domain ILAP:Shutdown ;
+      rdfs:label "has shutdown priority"^^xsd:string ;
+      rdfs:range ILAP:DegreeOfPriority .
+
 ILAP:hasShutdownType
       rdf:type owl:ObjectProperty ;
       rdfs:domain ILAP:Shutdown ;