Added powertype of safety activities and some more standard period activities

-# Saved by TopBraid on Sun Oct 09 11:27:08 BST 2011
+# Saved by TopBraid on Tue Oct 11 20:19:35 BST 2011
 # baseURI: http://www.reportinghub.no/ep/schema/1.0/production-activity
 # imports: http://www.reportinghub.no/ep/schema/1.0/well
-# imports: http://www.reportinghub.no/ep/schema/1.0/equipment
 # imports: http://www.reportinghub.no/ep/schema/1.0/activity-purpose
-# imports: http://www.reportinghub.no/ep/schema/1.0/facility
+# imports: http://www.reportinghub.no/ep/schema/1.0/equipment
 # imports: http://www.reportinghub.no/ep/schema/1.0/activity
+# imports: http://www.reportinghub.no/ep/schema/1.0/facility
 
 @prefix ep-prodact:  <http://www.reportinghub.no/ep/schema/production-activity#> .
 @prefix owl:     <http://www.w3.org/2002/07/owl#> .
@@ -14,7 +14,7 @@
 
 <http://www.reportinghub.no/ep/schema/1.0/production-activity>
       rdf:type owl:Ontology ;
-      owl:imports <http://www.reportinghub.no/ep/schema/1.0/activity-purpose> , <http://www.reportinghub.no/ep/schema/1.0/activity> , <http://www.reportinghub.no/ep/schema/1.0/equipment> , <http://www.reportinghub.no/ep/schema/1.0/facility> , <http://www.reportinghub.no/ep/schema/1.0/well> ;
+      owl:imports <http://www.reportinghub.no/ep/schema/1.0/well> , <http://www.reportinghub.no/ep/schema/1.0/facility> , <http://www.reportinghub.no/ep/schema/1.0/equipment> , <http://www.reportinghub.no/ep/schema/1.0/activity> , <http://www.reportinghub.no/ep/schema/1.0/activity-purpose> ;
       owl:versionInfo "Created with TopBraid Composer"^^xsd:string .
 
 <http://www.reportinghub.no/ep/schema/equipment#Manifold>
@@ -54,7 +54,7 @@
       rdfs:subClassOf <http://www.reportinghub.no/ep/schema/equipment#Equipment> .
 
 ep-prodact:AdministerFirstAid
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:AirTrafficOperation
@@ -71,30 +71,34 @@ ep-prodact:AnnualProductionActivityToEndOfReportingPeriod
 
 ep-prodact:AnnualProductionOperationsActivityToEndOfReportingPeriod
       rdf:type owl:Class ;
-      rdfs:subClassOf ep-prodact:AnnualProductionActivityToEndOfReportingPeriod , ep-prodact:ProductionOperationsActivity .
+      rdfs:subClassOf ep-prodact:ProductionOperationsActivity , ep-prodact:AnnualProductionActivityToEndOfReportingPeriod .
 
 ep-prodact:AnnualProductionVolumeActivityToEndOfReportingPeriod
       rdf:type owl:Class ;
-      rdfs:subClassOf ep-prodact:AnnualProductionActivityToEndOfReportingPeriod , ep-prodact:ProductionVolumeActivity .
+      rdfs:subClassOf ep-prodact:ProductionVolumeActivity , ep-prodact:AnnualProductionActivityToEndOfReportingPeriod .
 
 ep-prodact:ConstructionOperation
       rdf:type owl:Class ;
       rdfs:subClassOf ep-prodact:PartOfProductionActivity .
 
+ep-prodact:CumulativeProductionActivitySinceProductionBegan
+      rdf:type owl:Class ;
+      rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#ProductionActivity> .
+
 ep-prodact:DailyProductionOperationsActivity
       rdf:type owl:Class ;
-      rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#DailyProductionActivity> , ep-prodact:ProductionOperationsActivity .
+      rdfs:subClassOf ep-prodact:ProductionOperationsActivity , <http://www.reportinghub.no/ep/schema/activity#DailyProductionActivity> .
 
 ep-prodact:DailyProductionVolumeActivity
       rdf:type owl:Class ;
-      rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#DailyProductionActivity> , ep-prodact:ProductionVolumeActivity .
+      rdfs:subClassOf ep-prodact:ProductionVolumeActivity , <http://www.reportinghub.no/ep/schema/activity#DailyProductionActivity> .
 
 ep-prodact:Deviation
       rdf:type owl:Class ;
       rdfs:subClassOf ep-prodact:PartOfProductionActivity .
 
 ep-prodact:DrillOrExcercise
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:FlowLine
@@ -110,11 +114,11 @@ ep-prodact:HealthSafetyAndEnvironmentActivity
       rdfs:subClassOf ep-prodact:PartOfProductionActivity .
 
 ep-prodact:Injury
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:IssueWorkPermit
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:LostProduction
@@ -130,9 +134,13 @@ ep-prodact:MarineOperation
       rdfs:subClassOf ep-prodact:PartOfProductionActivity .
 
 ep-prodact:MedicalTreatmentInjury
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:Injury .
 
+ep-prodact:MonthlyProductionActivityToEndOfReportingPeriod
+      rdf:type owl:Class ;
+      rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#MonthlyProductionActivity> .
+
 ep-prodact:PartOfProductionActivity
       rdf:type owl:Class ;
       rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#Activity> .
@@ -154,27 +162,31 @@ ep-prodact:ProductionVolumeActivity
       rdfs:subClassOf <http://www.reportinghub.no/ep/schema/activity#ProductionActivity> .
 
 ep-prodact:ReportHazard
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:RestrictedWorkInjury
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:Injury .
 
+ep-prodact:SafetyActivityType
+      rdf:type rdfs:Class ;
+      rdfs:subClassOf owl:Class .
+
 ep-prodact:SafetyMeeting
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:SpillOrLeak
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:WorkingUnderPermit
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:HealthSafetyAndEnvironmentActivity .
 
 ep-prodact:WorkingUnderPermitWithSJA
-      rdf:type owl:Class ;
+      rdf:type ep-prodact:SafetyActivityType , owl:Class ;
       rdfs:subClassOf ep-prodact:WorkingUnderPermit .
 
 ep-prodact:hasPart