Changed 5 properties to use xsd dateTime from vaem dateUnion

-# baseURI: http://www.reportinghub.no/ep/schema/1.0/activity
-# imports: http://www.linkedmodel.org/1.1/schema/ordered
-# imports: http://www.reportinghub.no/ep/schema/1.0/core
-# imports: http://www.reportinghub.no/ep/schema/1.0/equipment
-# imports: http://www.reportinghub.no/ep/schema/1.0/facility
-# imports: http://www.reportinghub.no/ep/schema/1.0/material
-# imports: http://www.reportinghub.no/ep/schema/1.0/organization
-# imports: http://www.reportinghub.no/ep/schema/1.0/report
-# imports: http://www.reportinghub.no/ep/schema/1.0/well
-
-@prefix dc:      <http://purl.org/dc/elements/1.1/> .
-@prefix ep-activity:  <http://www.reportinghub.no/ep/schema/activity#> .
-@prefix ep-core:  <http://www.reportinghub.no/ep/schema/core#> .
-@prefix owl:     <http://www.w3.org/2002/07/owl#> .
-@prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
-@prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
-@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .
-
-<http://www.reportinghub.no/ep/schema/1.0/activity>
-      rdf:type owl:Ontology ;
-      owl:imports <http://www.reportinghub.no/ep/schema/1.0/organization> , <http://www.reportinghub.no/ep/schema/1.0/equipment> , <http://www.reportinghub.no/ep/schema/1.0/report> , <http://www.reportinghub.no/ep/schema/1.0/material> , <http://www.reportinghub.no/ep/schema/1.0/well> , <http://www.linkedmodel.org/1.1/schema/ordered> , <http://www.reportinghub.no/ep/schema/1.0/core> , <http://www.reportinghub.no/ep/schema/1.0/facility> ;
-      owl:versionInfo "0.1.0"^^xsd:string .
-
-ep-activity:Activity
-      rdf:type owl:Class ;
-      rdfs:label "Activity"^^xsd:string ;
-      rdfs:subClassOf ep-core:PhysicalThing ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty ep-activity:finishedAt
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty ep-activity:startedAt
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#after>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#before>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#overlaps>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#during>
-              ] .
-
-ep-activity:ActivitySuccessType
-      rdf:type rdfs:Class ;
-      rdfs:label "activity success type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:DailyDrillingActivity
-      rdf:type owl:Class ;
-      rdfs:label "daily drilling activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:DrillingActivity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#AllOrPartOfTheLifeOfAWellBore> ;
-                owl:onProperty ep-activity:onWellBore
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:DrillingActivity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#last>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty ep-core:hasPart
-              ] .
-
-ep-activity:DailyDrillingActivityToStatus
-      rdf:type owl:Class ;
-      rdfs:label "daily drilling activity to status"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:Activity ;
-                owl:onProperty ep-core:hasPart
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:DrillingActivity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#AllOrPartOfTheLifeOfAWellBore> ;
-                owl:onProperty ep-activity:onWellBore
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:DrillingActivity ;
-                owl:onProperty <http://www.linkedmodel.org/schema/ordered#last>
-              ] .
-
-ep-activity:Drill-bypass
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - bypass"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:Drill-initial
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - initial"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:Drill-redrill
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - redrill"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:Drill-reentry
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - reentry"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:Drill-respud
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - respud"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:Drill-sidetrack
-      rdf:type ep-activity:WellBoreDrillingType ;
-      rdfs:label "drill - sidetrack"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillStemTest
-      rdf:type ep-activity:WellTestType , owl:Class ;
-      rdfs:label "drill stem test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellTest ;
-      dc:description "A test to determine the productive capacity, pressure, permeability or extent (or a combination of these) of a hydrocarbon reservoir, with the drillstring still in the hole."^^xsd:string ;
-      owl:disjointWith ep-activity:ProductionTest .
-
-ep-activity:DrillingActivity
-      rdf:type owl:Class ;
-      rdfs:label "Drilling activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:DrillingActivity-bop_test
-      rdf:type ep-activity:DrillingActivityTypeAccordingToEquipmentType , owl:Class ;
-      rdfs:label "drilling activity - BOP test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-circulation_loss
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - circulation loss"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-coiled_tubing
-      rdf:type ep-activity:DrillingActivityTypeAccordingToEquipmentType , owl:Class ;
-      rdfs:label "drilling activity - coiled tubing"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-equipment_failure
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - equipment failure"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-equipment_hang
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - equipment hang"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-fixed_equipment
-      rdf:type ep-activity:DrillingActivityTypeAccordingToEquipmentType , owl:Class ;
-      rdfs:label "drilling activity - fixed equipment"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-injury
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity- injury"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-kick
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - operation kick"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-mud_loss
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - mud loss"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-operation_failed
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - operation failed"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-snubbing
-      rdf:type ep-activity:DrillingActivityTypeAccordingToEquipmentType , owl:Class ;
-      rdfs:label "drilling activity - snubbing"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-stuck_equipment
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - stuck equipment"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-success
-      rdf:type ep-activity:DrillingActivityOutcomeType , owl:Class ;
-      rdfs:label "drilling activity - success"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivity-wire_line
-      rdf:type ep-activity:DrillingActivityTypeAccordingToEquipmentType , owl:Class ;
-      rdfs:label "drilling activity - wireline"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:DrillingActivityOutcomeType
-      rdf:type rdfs:Class ;
-      rdfs:label "drilling activity outcome type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:DrillingActivityTypeAccordingToEquipmentType
-      rdf:type rdfs:Class ;
-      rdfs:label "drilling activity type according to equipment type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:EquipmentFailureAndRepair
-      rdf:type owl:Class ;
-      rdfs:label "equipment failure and repair"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:ExtractAWellCore
-      rdf:type owl:Class ;
-      rdfs:label "extract a well core"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:FailedActivity
-      rdf:type ep-activity:ActivitySuccessType , owl:Class ;
-      rdfs:label "failed activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity ;
-      owl:disjointWith ep-activity:SuccessfulActivity .
-
-ep-activity:FluidReading
-      rdf:type owl:Class ;
-      rdfs:label "fluid reading"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:FormationIntegrityTest
-      rdf:type ep-activity:PressureTestType , owl:Class ;
-      rdfs:label "formation integrity test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellBorePressureTest ;
-      owl:disjointWith ep-activity:LeakOffTest .
-
-ep-activity:GasReading
-      rdf:type owl:Class ;
-      rdfs:label "gas reading"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:GasReading-circulating_background_gas
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading circulating background gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-other , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-no_readings .
-
-ep-activity:GasReading-connection_gas
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading connection gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-other , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-no_readings .
-
-ep-activity:GasReading-drilling_background_gas
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading drilling background gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-no_readings .
-
-ep-activity:GasReading-drilling_gas_peak
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading drilling gas peak"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-trip_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-shut_down_gas .
-
-ep-activity:GasReading-flow_check_gas
-      rdf:type owl:Class , ep-activity:GasReadingType ;
-      rdfs:label "gas reading flow check gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-no_readings , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas .
-
-ep-activity:GasReading-no_readings
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading no readings"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-other , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak .
-
-ep-activity:GasReading-other
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading other"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-connection_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas .
-
-ep-activity:GasReading-shut_down_gas
-      rdf:type ep-activity:GasReadingType , owl:Class ;
-      rdfs:label "gas reading shut down gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-trip_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-other , ep-activity:GasReading-connection_gas .
-
-ep-activity:GasReading-trip_gas
-      rdf:type owl:Class , ep-activity:GasReadingType ;
-      rdfs:label "gas reading trip gas"^^xsd:string ;
-      rdfs:subClassOf ep-activity:GasReading ;
-      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-connection_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-flow_check_gas .
-
-ep-activity:GasReadingType
-      rdf:type rdfs:Class ;
-      rdfs:label "gas reading type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:LeakOffTest
-      rdf:type ep-activity:PressureTestType , owl:Class ;
-      rdfs:label "leak-off test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellBorePressureTest ;
-      owl:disjointWith ep-activity:FormationIntegrityTest .
-
-ep-activity:LithologyAndShowsObservation
-      rdf:type owl:Class ;
-      rdfs:label "lithology and shows observation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:MonthlyDrillingActivity
-      rdf:type owl:Class ;
-      rdfs:label "monthly drilling activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:WeeklyDrillingActivity ;
-                owl:onProperty ep-activity:hasSubActivity
-              ] .
-
-ep-activity:OffshoreActivity
-      rdf:type owl:Class ;
-      rdfs:label "Offshore activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:OffshoreWellActivity
-      rdf:type owl:Class ;
-      rdfs:label "Offshore well activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:OffshoreActivity ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:cardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty ep-activity:onWell
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:cardinality "1"^^xsd:nonNegativeInteger ;
-                owl:onProperty ep-activity:onRig
-              ] ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#Well> ;
-                owl:onProperty ep-activity:onWell
-              ] .
-
-ep-activity:OpenPerforationInterval
-      rdf:type owl:Class ;
-      rdfs:label "open perforation interval"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:PorePressureDetermination
-      rdf:type owl:Class ;
-      rdfs:label "pore pressure determination"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:PorePressureDeterminationType
-      rdf:type rdfs:Class ;
-      rdfs:label "pore pressure determination type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:PorePressureEstimation
-      rdf:type ep-activity:PorePressureDeterminationType , owl:Class ;
-      rdfs:label "pore pressure estimation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:PorePressureDetermination ;
-      owl:disjointWith ep-activity:PorePressureMeasurement .
-
-ep-activity:PorePressureMeasurement
-      rdf:type ep-activity:PorePressureDeterminationType , owl:Class ;
-      rdfs:label "pore pressure measurement"^^xsd:string ;
-      rdfs:subClassOf ep-activity:PorePressureDetermination ;
-      owl:disjointWith ep-activity:PorePressureEstimation .
-
-ep-activity:PreliminaryZonation
-      rdf:type owl:Class ;
-      rdfs:label "preliminary zonation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:PressureTestType
-      rdf:type rdfs:Class ;
-      rdfs:label "pressure test type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:ProductionActivity
-      rdf:type owl:Class ;
-      rdfs:label "Production activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:ProductionTest
-      rdf:type ep-activity:WellTestType , owl:Class ;
-      rdfs:label "production test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellTest ;
-      dc:description "A test to determine the daily rate of oil, gas, and water production from a (potential) reservoir."^^xsd:string ;
-      owl:disjointWith ep-activity:DrillStemTest .
-
-ep-activity:SuccessfulActivity
-      rdf:type ep-activity:ActivitySuccessType , owl:Class ;
-      rdfs:label "successful activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity ;
-      owl:disjointWith ep-activity:FailedActivity .
-
-ep-activity:WeeklyDrillingActivity
-      rdf:type owl:Class ;
-      rdfs:label "weekly drilling activity"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity ;
-      rdfs:subClassOf
-              [ rdf:type owl:Restriction ;
-                owl:allValuesFrom ep-activity:DailyDrillingActivity ;
-                owl:onProperty ep-activity:hasSubActivity
-              ] .
-
-ep-activity:WellBoreBitOperation-withinReportingPeriod
-      rdf:type owl:Class ;
-      rdfs:comment "the parts of the runs for a single drill bit that are within a reporting period"^^xsd:string ;
-      rdfs:label "wellbore bit operation (within reporting period)"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:WellBoreBitRunDrilling
-      rdf:type owl:Class ;
-      rdfs:comment "all or part of a drill bit run - possibly within more than one reporting period"^^xsd:string ;
-      rdfs:label "wellbore bit run drilling"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:WellBoreBitRunDrilling-withinReportingPeriod
-      rdf:type owl:Class ;
-      rdfs:comment "all or part of a drill bit run - within one reporting period"^^xsd:string ;
-      rdfs:label "wellbore bit run drilling (within reporting period)"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellBoreBitRunDrilling .
-
-ep-activity:WellBoreDirectionalSurvey
-      rdf:type owl:Class ;
-      rdfs:label "well bore directional survey"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellBoreDrillingType
-      rdf:type rdfs:Class ;
-      rdfs:label "well bore drilling type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellBoreLogRun
-      rdf:type owl:Class ;
-      rdfs:label "well bore logging"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellBorePressureTest
-      rdf:type owl:Class ;
-      rdfs:label "well bore pressure test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellBoreReportingPeriodDrilling
-      rdf:type owl:Class ;
-      rdfs:comment "the parts of the runs for all bits that are within a reporting period"^^xsd:string ;
-      rdfs:label "wellbore reporting period drilling"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:WellCementJob
-      rdf:type owl:Class ;
-      rdfs:label "well cement job"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellCementJob-other
-      rdf:type ep-activity:WellCementJobPurposeType , owl:Class ;
-      rdfs:label "well cement job other"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJob-plug , ep-activity:WellCementJob-primary , ep-activity:WellCementJob-squeeze .
-
-ep-activity:WellCementJob-plug
-      rdf:type ep-activity:WellCementJobPurposeType , owl:Class ;
-      rdfs:label "well cement job plug"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob .
-
-ep-activity:WellCementJob-primary
-      rdf:type ep-activity:WellCementJobPurposeType , owl:Class ;
-      rdfs:label "well cement job primary"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob .
-
-ep-activity:WellCementJob-squeeze
-      rdf:type ep-activity:WellCementJobPurposeType , owl:Class ;
-      rdfs:label "well cement job squeeze"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob .
-
-ep-activity:WellCementJobBottomPlugType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job bottom plug type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobCasingReciprocationType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job casing reciprocation type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobCasingRotationType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job casing rotation type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobFloatHoldingType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job float holding type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobPlugBumpingType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job plug bumping type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobPressureRelease
-      rdf:type owl:Class ;
-      rdfs:label "well cement job pressure release"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellCementJobPurposeType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job purpose type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobTopPlugType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement job top plug type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementJobWithBottomPlug
-      rdf:type ep-activity:WellCementJobBottomPlugType , owl:Class ;
-      rdfs:label "well cement job with bottom plug"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutBottomPlug .
-
-ep-activity:WellCementJobWithCasingReciprocation
-      rdf:type ep-activity:WellCementJobCasingReciprocationType , owl:Class ;
-      rdfs:label "well cement job with casing reciprocation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutCasingReciprocation .
-
-ep-activity:WellCementJobWithCasingRotation
-      rdf:type ep-activity:WellCementJobCasingRotationType , owl:Class ;
-      rdfs:label "well cement job with casing rotation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutTopPlug .
-
-ep-activity:WellCementJobWithFloatHolding
-      rdf:type ep-activity:WellCementJobFloatHoldingType , owl:Class ;
-      rdfs:label "well cement job with float holding"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutFloatHolding .
-
-ep-activity:WellCementJobWithPlugBumping
-      rdf:type ep-activity:WellCementJobPlugBumpingType , owl:Class ;
-      rdfs:label "well cement job with plug bumping"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutBottomPlug .
-
-ep-activity:WellCementJobWithTopPlug
-      rdf:type ep-activity:WellCementJobTopPlugType , owl:Class ;
-      rdfs:label "well cement job with top plug"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithoutTopPlug .
-
-ep-activity:WellCementJobWithoutBottomPlug
-      rdf:type ep-activity:WellCementJobBottomPlugType , owl:Class ;
-      rdfs:label "well cement job without bottom plug"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithBottomPlug .
-
-ep-activity:WellCementJobWithoutCasingReciprocation
-      rdf:type ep-activity:WellCementJobCasingReciprocationType , owl:Class ;
-      rdfs:label "well cement job without casing reciprocation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithCasingRotation .
-
-ep-activity:WellCementJobWithoutCasingRotation
-      rdf:type ep-activity:WellCementJobCasingRotationType , owl:Class ;
-      rdfs:label "well cement job without casing rotation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithCasingRotation .
-
-ep-activity:WellCementJobWithoutFloatHolding
-      rdf:type ep-activity:WellCementJobFloatHoldingType , owl:Class ;
-      rdfs:label "well cement job without float holding"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithFloatHolding .
-
-ep-activity:WellCementJobWithoutPlugBumping
-      rdf:type ep-activity:WellCementJobPlugBumpingType , owl:Class ;
-      rdfs:label "well cement job without plug bumping"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithBottomPlug .
-
-ep-activity:WellCementJobWithoutTopPlug
-      rdf:type ep-activity:WellCementJobTopPlugType , owl:Class ;
-      rdfs:label "well cement job without top plug"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementJob ;
-      owl:disjointWith ep-activity:WellCementJobWithTopPlug .
-
-ep-activity:WellCementPumping
-      rdf:type owl:Class ;
-      rdfs:label "well cement pumping"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellCementPumpingFluidReturnType
-      rdf:type rdfs:Class ;
-      rdfs:label "well cement pumping fluid return type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellCementPumpingWithFluidReturn
-      rdf:type ep-activity:WellCementPumpingFluidReturnType , owl:Class ;
-      rdfs:label "well cement pumping with fluid return"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementPumping ;
-      owl:disjointWith ep-activity:WellCementPumpingWithoutFluidReturn .
-
-ep-activity:WellCementPumpingWithoutFluidReturn
-      rdf:type ep-activity:WellCementPumpingFluidReturnType , owl:Class ;
-      rdfs:label "well cement pumping without fluid return"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellCementPumping ;
-      owl:disjointWith ep-activity:WellCementPumpingWithFluidReturn .
-
-ep-activity:WellCompletion
-      rdf:type owl:Class ;
-      rdfs:label "well completion"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellControlIncident
-      rdf:type owl:Class ;
-      rdfs:label "well control incident"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellControlIncident-gas_kick
-      rdf:type ep-activity:WellControlIncidentType , owl:Class ;
-      rdfs:label "well control incident gas kick"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellControlIncident ;
-      owl:disjointWith ep-activity:WellControlIncident-oil_kick , ep-activity:WellControlIncident-shallow_gas_kick , ep-activity:WellControlIncident-water_kick .
-
-ep-activity:WellControlIncident-oil_kick
-      rdf:type ep-activity:WellControlIncidentType , owl:Class ;
-      rdfs:label "well control incident oil kick"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellControlIncident ;
-      owl:disjointWith ep-activity:WellControlIncident-gas_kick , ep-activity:WellControlIncident-shallow_gas_kick , ep-activity:WellControlIncident-water_kick .
-
-ep-activity:WellControlIncident-shallow_gas_kick
-      rdf:type ep-activity:WellControlIncidentType , owl:Class ;
-      rdfs:label "well control incident shallow gas kick"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellControlIncident ;
-      owl:disjointWith ep-activity:WellControlIncident-gas_kick , ep-activity:WellControlIncident-oil_kick , ep-activity:WellControlIncident-water_kick .
-
-ep-activity:WellControlIncident-water_kick
-      rdf:type ep-activity:WellControlIncidentType , owl:Class ;
-      rdfs:label "well control incident water kick"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellControlIncident ;
-      owl:disjointWith ep-activity:WellControlIncident-gas_kick , ep-activity:WellControlIncident-oil_kick , ep-activity:WellControlIncident-shallow_gas_kick .
-
-ep-activity:WellControlIncidentType
-      rdf:type rdfs:Class ;
-      rdfs:label "well control incident type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellKilling
-      rdf:type owl:Class ;
-      rdfs:label "well killing"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellKilling-bullheading
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing bullheading"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-wait_and_weight .
-
-ep-activity:WellKilling-drillers_method
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing drillers method"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-bullheading , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-wait_and_weight .
-
-ep-activity:WellKilling-forward_circulation
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing forward circulation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-bullheading , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-wait_and_weight .
-
-ep-activity:WellKilling-lubricate_and_bleed
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing lubricate and bleed"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-bullheading , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-wait_and_weight .
-
-ep-activity:WellKilling-reverse_circulation
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing reverse circulation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-bullheading , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-wait_and_weight .
-
-ep-activity:WellKilling-wait_and_weight
-      rdf:type ep-activity:WellKillingType , owl:Class ;
-      rdfs:label "well killing wait and weight"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellKilling ;
-      owl:disjointWith ep-activity:WellKilling-bullheading , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-reverse_circulation .
-
-ep-activity:WellKillingType
-      rdf:type rdfs:Class ;
-      rdfs:label "well killing type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WellOperation
-      rdf:type owl:Class ;
-      rdfs:comment "Added to support WellOperations in Daily Production Reports"^^xsd:string ;
-      rdfs:label "Well Operation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:WellStimulation
-      rdf:type owl:Class ;
-      rdfs:label "well stimulation"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WellOperation .
-
-ep-activity:WellTest
-      rdf:type owl:Class ;
-      rdfs:label "well test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:DrillingActivity .
-
-ep-activity:WellTestType
-      rdf:type rdfs:Class ;
-      rdfs:label "well test type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WirelineFormationTest
-      rdf:type owl:Class ;
-      rdfs:label "wireline formation test"^^xsd:string ;
-      rdfs:subClassOf ep-activity:Activity .
-
-ep-activity:WirelineFormationTestType
-      rdf:type rdfs:Class ;
-      rdfs:label "wireline formation test type"^^xsd:string ;
-      rdfs:subClassOf owl:Class .
-
-ep-activity:WirelineFormationTestWithGoodSeal
-      rdf:type ep-activity:WirelineFormationTestType , owl:Class ;
-      rdfs:label "wireline formation test with a good seal"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WirelineFormationTest ;
-      owl:disjointWith ep-activity:WirelineFormationTestWithoutGoodSeal .
-
-ep-activity:WirelineFormationTestWithoutGoodSeal
-      rdf:type ep-activity:WirelineFormationTestType , owl:Class ;
-      rdfs:label "wireline formation test without a good seal"^^xsd:string ;
-      rdfs:subClassOf ep-activity:WirelineFormationTest ;
-      owl:disjointWith ep-activity:WirelineFormationTestWithGoodSeal .
-
-ep-activity:averageRateOfDrilling
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "average rate of drilling"^^xsd:string ;
-      rdfs:range ep-core:Speed .
-
-ep-activity:descriptionOfActivitiesFollowingTheDailyReportingPeriod
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DailyDrillingActivity ;
-      rdfs:label "description of activities following the daily reporting period"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/report#Report> .
-
-ep-activity:descriptionOfActivitiesForecastForTheNextDailyReportingPeriod
-      rdf:type owl:DatatypeProperty ;
-      rdfs:domain ep-activity:DailyDrillingActivity ;
-      rdfs:label "description of activities forecast for the next daily reporting period"^^xsd:string .
-
-ep-activity:descriptionOfActivitiesWithinTheDailyReportingPeriod
-      rdf:type owl:DatatypeProperty ;
-      rdfs:domain ep-activity:DailyDrillingActivity ;
-      rdfs:label "description of activities within the daily reporting period"^^xsd:string .
-
-ep-activity:distanceDrilled
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "final rate of drilling"^^xsd:string ;
-      rdfs:range ep-core:Length .
-
-ep-activity:drillingContractor
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "drilling contractor"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
-
-ep-activity:drillingOperator
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "drilling operator"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
-
-ep-activity:durationOfDrilling
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "duration of drilling"^^xsd:string ;
-      rdfs:range ep-core:TimeDuration .
-
-ep-activity:failedEquipment
-      rdf:type owl:ObjectProperty ;
-      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
-      rdfs:label "failed equipment"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#Equipment> .
-
-ep-activity:finalRateOfDrilling
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "final rate of drilling"^^xsd:string ;
-      rdfs:range ep-core:Speed .
-
-ep-activity:finishedAt
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:Activity ;
-      rdfs:label "finished at"^^xsd:string ;
-      rdfs:range <http://www.linkedmodel.org/schema/vaem#dateUnion> .
-
-ep-activity:fluidProducedByWellTest
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "fluid produced by well test"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
-
-ep-activity:hasCasingLinerTubing
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellStimulation ;
-      rdfs:label "has Casing/Liner/Tubing"^^xsd:string .
-
-ep-activity:hasCasingString
-      rdf:type owl:ObjectProperty ;
-      rdfs:label "has casing string"^^xsd:string .
-
-ep-activity:hasChokeValve
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:label "has choke valve"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#ChokeValve> .
-
-ep-activity:hasDrillBit
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "has drill bit"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#DrillBit> .
-
-ep-activity:hasDrillingFluid
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "has drilling fluid"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
-
-ep-activity:hasInflowLocation
-      rdf:type owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellControlIncident ;
-      rdfs:label "has inflow location"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/well#PositionWithinWellBore> .
-
-ep-activity:hasSubActivity
-      rdf:type owl:ObjectProperty ;
-      rdfs:label "has sub activity"^^xsd:string .
-
-ep-activity:hasWellTestChoke
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "has well test choke"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#WellTestChoke> .
-
-ep-activity:identificationNumberOfCore
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:ExtractAWellCore ;
-      rdfs:label "identification number of core"^^xsd:string .
-
-ep-activity:logRunNumber
-      rdf:type owl:DatatypeProperty ;
-      rdfs:domain ep-activity:WellBoreLogRun ;
-      rdfs:label "log run number"^^xsd:string .
-
-ep-activity:loggedWellBoreInterval
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellBoreLogRun ;
-      rdfs:label "logged wellbore interval"^^xsd:string ;
-      rdfs:range ep-core:PhysicalObject .
-
-ep-activity:measuredDepthOfFluidSampling
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WirelineFormationTest ;
-      rdfs:label "measured depth of fluid sampling"^^xsd:string ;
-      rdfs:range ep-core:Length .
-
-ep-activity:missedProductionTime
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
-      rdfs:label "missed production time"^^xsd:string ;
-      rdfs:range ep-core:TimeDuration .
-
-ep-activity:nominallyAt
-      rdf:type owl:DatatypeProperty ;
-      rdfs:domain ep-activity:Activity ;
-      rdfs:label "nominal time"^^xsd:string ;
-      rdfs:range <http://www.linkedmodel.org/schema/vaem#dateUnion> .
-
-ep-activity:onDrillBit
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellBoreBitRunDrilling ;
-      rdfs:label "on drill bit"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#DrillBit> .
-
-ep-activity:onFluid
-      rdf:type owl:ObjectProperty ;
-      rdfs:label "on WellBore"^^xsd:string .
-
-ep-activity:onRig
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "on rig"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/facility#TemporalPartOfARig> .
-
-ep-activity:onWell
-      rdf:type owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "on well"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/well#TemporalPartOfAWell> .
-
-ep-activity:onWellBore
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "on wellbore"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/well#TemporalPartOfAWellBore> .
-
-ep-activity:operatingTimeOfDrillBit
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:DrillingActivity ;
-      rdfs:label "operating time of drill bit"^^xsd:string ;
-      rdfs:range ep-core:TimeDuration .
-
-ep-activity:pressureAtWhichPlugBumped
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellCementPumping ;
-      rdfs:label "pressure at which plug bumped"^^xsd:string ;
-      rdfs:range ep-core:Pressure .
-
-ep-activity:pumpedFluid
-      rdf:type owl:ObjectProperty ;
-      rdfs:label "pumped fluid"^^xsd:string .
-
-ep-activity:recoveredCore
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:ExtractAWellCore ;
-      rdfs:label "recovered core"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/well#RecoveredCore> .
-
-ep-activity:returnedCementingFluid
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellCementPumping ;
-      rdfs:label "returned cementing fluid"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/well#CementingFluid> .
-
-ep-activity:sampledFluid
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WirelineFormationTest ;
-      rdfs:label "sampled fluid"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
-
-ep-activity:serviceCompany
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:Activity ;
-      rdfs:label "service company"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
-
-ep-activity:startedAt
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:Activity ;
-      rdfs:label "started at"^^xsd:string ;
-      rdfs:range <http://www.linkedmodel.org/schema/vaem#dateUnion> .
-
-ep-activity:timeLost
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellControlIncident ;
-      rdfs:label "time lost"^^xsd:string ;
-      rdfs:range ep-core:TimeDuration .
-
-ep-activity:timeOfFailure
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
-      rdfs:label "time of failure"^^xsd:string ;
-      rdfs:range <http://www.linkedmodel.org/schema/vaem#dateUnion> .
-
-ep-activity:timeOfRepair
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
-      rdfs:label "time of repair"^^xsd:string ;
-      rdfs:range <http://www.linkedmodel.org/schema/vaem#dateUnion> .
-
-ep-activity:volumeOfMudGained
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellControlIncident ;
-      rdfs:label "final rate of drilling"^^xsd:string ;
-      rdfs:range ep-core:Volume .
-
-ep-activity:wellBoreLoggingTool
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellBoreLogRun ;
-      rdfs:label "well bore logging tool"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#Equipment> .
-
-ep-activity:wellTestBottomHolePressure
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "well test bottom hole pressure"^^xsd:string ;
-      rdfs:range ep-core:Pressure .
-
-ep-activity:wellTestFlowingPressure
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "well test flowing pressure"^^xsd:string ;
-      rdfs:range ep-core:Pressure .
-
-ep-activity:wellTestNumber
-      rdf:type owl:DatatypeProperty , owl:FunctionalProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "well test number"^^xsd:string .
-
-ep-activity:wellTestShutInPressure
-      rdf:type ep-core:Class_of_indirect_property , owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "well test shut-in pressure"^^xsd:string ;
-      rdfs:range ep-core:Pressure .
-
-ep-activity:wellTestStoredOil
-      rdf:type owl:FunctionalProperty , owl:ObjectProperty ;
-      rdfs:domain ep-activity:WellTest ;
-      rdfs:label "well test stored oil"^^xsd:string ;
-      rdfs:range <http://www.reportinghub.no/ep/schema/material#Oil> .
+# baseURI: http://www.reportinghub.no/ep/schema/1.0/activity
+# imports: http://www.linkedmodel.org/1.1/schema/ordered
+# imports: http://www.reportinghub.no/ep/schema/1.0/core
+# imports: http://www.reportinghub.no/ep/schema/1.0/equipment
+# imports: http://www.reportinghub.no/ep/schema/1.0/facility
+# imports: http://www.reportinghub.no/ep/schema/1.0/material
+# imports: http://www.reportinghub.no/ep/schema/1.0/organization
+# imports: http://www.reportinghub.no/ep/schema/1.0/report
+# imports: http://www.reportinghub.no/ep/schema/1.0/well
+
+@prefix dc:      <http://purl.org/dc/elements/1.1/> .
+@prefix ep-activity:  <http://www.reportinghub.no/ep/schema/activity#> .
+@prefix ep-core:  <http://www.reportinghub.no/ep/schema/core#> .
+@prefix owl:     <http://www.w3.org/2002/07/owl#> .
+@prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .
+
+<http://www.reportinghub.no/ep/schema/1.0/activity>
+      rdf:type owl:Ontology ;
+      owl:imports <http://www.reportinghub.no/ep/schema/1.0/organization> , <http://www.reportinghub.no/ep/schema/1.0/equipment> , <http://www.reportinghub.no/ep/schema/1.0/report> , <http://www.reportinghub.no/ep/schema/1.0/material> , <http://www.reportinghub.no/ep/schema/1.0/well> , <http://www.linkedmodel.org/1.1/schema/ordered> , <http://www.reportinghub.no/ep/schema/1.0/core> , <http://www.reportinghub.no/ep/schema/1.0/facility> ;
+      owl:versionInfo "0.1.0"^^xsd:string .
+
+ep-activity:Activity
+      rdf:type owl:Class ;
+      rdfs:label "Activity"^^xsd:string ;
+      rdfs:subClassOf ep-core:PhysicalThing ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#during>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#overlaps>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#before>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#after>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty ep-activity:startedAt
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty ep-activity:finishedAt
+              ] .
+
+ep-activity:ActivitySuccessType
+      rdf:type rdfs:Class ;
+      rdfs:label "activity success type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:DailyDrillingActivity
+      rdf:type owl:Class ;
+      rdfs:label "daily drilling activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty ep-core:hasPart
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:DrillingActivity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#last>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#AllOrPartOfTheLifeOfAWellBore> ;
+                owl:onProperty ep-activity:onWellBore
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:DrillingActivity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
+              ] .
+
+ep-activity:DailyDrillingActivityToStatus
+      rdf:type owl:Class ;
+      rdfs:label "daily drilling activity to status"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:DrillingActivity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#last>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#AllOrPartOfTheLifeOfAWellBore> ;
+                owl:onProperty ep-activity:onWellBore
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:maxCardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:DrillingActivity ;
+                owl:onProperty <http://www.linkedmodel.org/schema/ordered#first>
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:Activity ;
+                owl:onProperty ep-core:hasPart
+              ] .
+
+ep-activity:Drill-bypass
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - bypass"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:Drill-initial
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - initial"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:Drill-redrill
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - redrill"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:Drill-reentry
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - reentry"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:Drill-respud
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - respud"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:Drill-sidetrack
+      rdf:type ep-activity:WellBoreDrillingType ;
+      rdfs:label "drill - sidetrack"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillStemTest
+      rdf:type owl:Class , ep-activity:WellTestType ;
+      rdfs:label "drill stem test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellTest ;
+      dc:description "A test to determine the productive capacity, pressure, permeability or extent (or a combination of these) of a hydrocarbon reservoir, with the drillstring still in the hole."^^xsd:string ;
+      owl:disjointWith ep-activity:ProductionTest .
+
+ep-activity:DrillingActivity
+      rdf:type owl:Class ;
+      rdfs:label "Drilling activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:DrillingActivity-bop_test
+      rdf:type owl:Class , ep-activity:DrillingActivityTypeAccordingToEquipmentType ;
+      rdfs:label "drilling activity - BOP test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-circulation_loss
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - circulation loss"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-coiled_tubing
+      rdf:type owl:Class , ep-activity:DrillingActivityTypeAccordingToEquipmentType ;
+      rdfs:label "drilling activity - coiled tubing"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-equipment_failure
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - equipment failure"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-equipment_hang
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - equipment hang"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-fixed_equipment
+      rdf:type owl:Class , ep-activity:DrillingActivityTypeAccordingToEquipmentType ;
+      rdfs:label "drilling activity - fixed equipment"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-injury
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity- injury"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-kick
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - operation kick"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-mud_loss
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - mud loss"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-operation_failed
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - operation failed"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-snubbing
+      rdf:type owl:Class , ep-activity:DrillingActivityTypeAccordingToEquipmentType ;
+      rdfs:label "drilling activity - snubbing"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-stuck_equipment
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - stuck equipment"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-success
+      rdf:type owl:Class , ep-activity:DrillingActivityOutcomeType ;
+      rdfs:label "drilling activity - success"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivity-wire_line
+      rdf:type owl:Class , ep-activity:DrillingActivityTypeAccordingToEquipmentType ;
+      rdfs:label "drilling activity - wireline"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:DrillingActivityOutcomeType
+      rdf:type rdfs:Class ;
+      rdfs:label "drilling activity outcome type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:DrillingActivityTypeAccordingToEquipmentType
+      rdf:type rdfs:Class ;
+      rdfs:label "drilling activity type according to equipment type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:EquipmentFailureAndRepair
+      rdf:type owl:Class ;
+      rdfs:label "equipment failure and repair"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:ExtractAWellCore
+      rdf:type owl:Class ;
+      rdfs:label "extract a well core"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:FailedActivity
+      rdf:type owl:Class , ep-activity:ActivitySuccessType ;
+      rdfs:label "failed activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity ;
+      owl:disjointWith ep-activity:SuccessfulActivity .
+
+ep-activity:FluidReading
+      rdf:type owl:Class ;
+      rdfs:label "fluid reading"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:FormationIntegrityTest
+      rdf:type owl:Class , ep-activity:PressureTestType ;
+      rdfs:label "formation integrity test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellBorePressureTest ;
+      owl:disjointWith ep-activity:LeakOffTest .
+
+ep-activity:GasReading
+      rdf:type owl:Class ;
+      rdfs:label "gas reading"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:GasReading-circulating_background_gas
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading circulating background gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-other , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-no_readings .
+
+ep-activity:GasReading-connection_gas
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading connection gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-other , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-no_readings .
+
+ep-activity:GasReading-drilling_background_gas
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading drilling background gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-no_readings .
+
+ep-activity:GasReading-drilling_gas_peak
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading drilling gas peak"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-trip_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-shut_down_gas .
+
+ep-activity:GasReading-flow_check_gas
+      rdf:type owl:Class , ep-activity:GasReadingType ;
+      rdfs:label "gas reading flow check gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-no_readings , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-other , ep-activity:GasReading-circulating_background_gas .
+
+ep-activity:GasReading-no_readings
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading no readings"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-other , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-connection_gas , ep-activity:GasReading-drilling_gas_peak .
+
+ep-activity:GasReading-other
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading other"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-connection_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-trip_gas , ep-activity:GasReading-shut_down_gas .
+
+ep-activity:GasReading-shut_down_gas
+      rdf:type ep-activity:GasReadingType , owl:Class ;
+      rdfs:label "gas reading shut down gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-trip_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-flow_check_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-other , ep-activity:GasReading-connection_gas .
+
+ep-activity:GasReading-trip_gas
+      rdf:type owl:Class , ep-activity:GasReadingType ;
+      rdfs:label "gas reading trip gas"^^xsd:string ;
+      rdfs:subClassOf ep-activity:GasReading ;
+      owl:disjointWith ep-activity:GasReading-other , ep-activity:GasReading-drilling_gas_peak , ep-activity:GasReading-connection_gas , ep-activity:GasReading-shut_down_gas , ep-activity:GasReading-circulating_background_gas , ep-activity:GasReading-drilling_background_gas , ep-activity:GasReading-no_readings , ep-activity:GasReading-flow_check_gas .
+
+ep-activity:GasReadingType
+      rdf:type rdfs:Class ;
+      rdfs:label "gas reading type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:LeakOffTest
+      rdf:type owl:Class , ep-activity:PressureTestType ;
+      rdfs:label "leak-off test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellBorePressureTest ;
+      owl:disjointWith ep-activity:FormationIntegrityTest .
+
+ep-activity:LithologyAndShowsObservation
+      rdf:type owl:Class ;
+      rdfs:label "lithology and shows observation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:MonthlyDrillingActivity
+      rdf:type owl:Class ;
+      rdfs:label "monthly drilling activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:WeeklyDrillingActivity ;
+                owl:onProperty ep-activity:hasSubActivity
+              ] .
+
+ep-activity:OffshoreActivity
+      rdf:type owl:Class ;
+      rdfs:label "Offshore activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:OffshoreWellActivity
+      rdf:type owl:Class ;
+      rdfs:label "Offshore well activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:OffshoreActivity ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom <http://www.reportinghub.no/ep/schema/well#Well> ;
+                owl:onProperty ep-activity:onWell
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:cardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty ep-activity:onRig
+              ] ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:cardinality "1"^^xsd:nonNegativeInteger ;
+                owl:onProperty ep-activity:onWell
+              ] .
+
+ep-activity:OpenPerforationInterval
+      rdf:type owl:Class ;
+      rdfs:label "open perforation interval"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:PorePressureDetermination
+      rdf:type owl:Class ;
+      rdfs:label "pore pressure determination"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:PorePressureDeterminationType
+      rdf:type rdfs:Class ;
+      rdfs:label "pore pressure determination type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:PorePressureEstimation
+      rdf:type owl:Class , ep-activity:PorePressureDeterminationType ;
+      rdfs:label "pore pressure estimation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:PorePressureDetermination ;
+      owl:disjointWith ep-activity:PorePressureMeasurement .
+
+ep-activity:PorePressureMeasurement
+      rdf:type owl:Class , ep-activity:PorePressureDeterminationType ;
+      rdfs:label "pore pressure measurement"^^xsd:string ;
+      rdfs:subClassOf ep-activity:PorePressureDetermination ;
+      owl:disjointWith ep-activity:PorePressureEstimation .
+
+ep-activity:PreliminaryZonation
+      rdf:type owl:Class ;
+      rdfs:label "preliminary zonation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:PressureTestType
+      rdf:type rdfs:Class ;
+      rdfs:label "pressure test type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:ProductionActivity
+      rdf:type owl:Class ;
+      rdfs:label "Production activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:ProductionTest
+      rdf:type owl:Class , ep-activity:WellTestType ;
+      rdfs:label "production test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellTest ;
+      dc:description "A test to determine the daily rate of oil, gas, and water production from a (potential) reservoir."^^xsd:string ;
+      owl:disjointWith ep-activity:DrillStemTest .
+
+ep-activity:SuccessfulActivity
+      rdf:type owl:Class , ep-activity:ActivitySuccessType ;
+      rdfs:label "successful activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity ;
+      owl:disjointWith ep-activity:FailedActivity .
+
+ep-activity:WeeklyDrillingActivity
+      rdf:type owl:Class ;
+      rdfs:label "weekly drilling activity"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity ;
+      rdfs:subClassOf
+              [ rdf:type owl:Restriction ;
+                owl:allValuesFrom ep-activity:DailyDrillingActivity ;
+                owl:onProperty ep-activity:hasSubActivity
+              ] .
+
+ep-activity:WellBoreBitOperation-withinReportingPeriod
+      rdf:type owl:Class ;
+      rdfs:comment "the parts of the runs for a single drill bit that are within a reporting period"^^xsd:string ;
+      rdfs:label "wellbore bit operation (within reporting period)"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:WellBoreBitRunDrilling
+      rdf:type owl:Class ;
+      rdfs:comment "all or part of a drill bit run - possibly within more than one reporting period"^^xsd:string ;
+      rdfs:label "wellbore bit run drilling"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:WellBoreBitRunDrilling-withinReportingPeriod
+      rdf:type owl:Class ;
+      rdfs:comment "all or part of a drill bit run - within one reporting period"^^xsd:string ;
+      rdfs:label "wellbore bit run drilling (within reporting period)"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellBoreBitRunDrilling .
+
+ep-activity:WellBoreDirectionalSurvey
+      rdf:type owl:Class ;
+      rdfs:label "well bore directional survey"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellBoreDrillingType
+      rdf:type rdfs:Class ;
+      rdfs:label "well bore drilling type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellBoreLogRun
+      rdf:type owl:Class ;
+      rdfs:label "well bore logging"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellBorePressureTest
+      rdf:type owl:Class ;
+      rdfs:label "well bore pressure test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellBoreReportingPeriodDrilling
+      rdf:type owl:Class ;
+      rdfs:comment "the parts of the runs for all bits that are within a reporting period"^^xsd:string ;
+      rdfs:label "wellbore reporting period drilling"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:WellCementJob
+      rdf:type owl:Class ;
+      rdfs:label "well cement job"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellCementJob-other
+      rdf:type owl:Class , ep-activity:WellCementJobPurposeType ;
+      rdfs:label "well cement job other"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJob-squeeze , ep-activity:WellCementJob-primary , ep-activity:WellCementJob-plug .
+
+ep-activity:WellCementJob-plug
+      rdf:type owl:Class , ep-activity:WellCementJobPurposeType ;
+      rdfs:label "well cement job plug"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob .
+
+ep-activity:WellCementJob-primary
+      rdf:type owl:Class , ep-activity:WellCementJobPurposeType ;
+      rdfs:label "well cement job primary"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob .
+
+ep-activity:WellCementJob-squeeze
+      rdf:type owl:Class , ep-activity:WellCementJobPurposeType ;
+      rdfs:label "well cement job squeeze"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob .
+
+ep-activity:WellCementJobBottomPlugType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job bottom plug type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobCasingReciprocationType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job casing reciprocation type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobCasingRotationType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job casing rotation type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobFloatHoldingType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job float holding type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobPlugBumpingType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job plug bumping type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobPressureRelease
+      rdf:type owl:Class ;
+      rdfs:label "well cement job pressure release"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellCementJobPurposeType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job purpose type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobTopPlugType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement job top plug type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementJobWithBottomPlug
+      rdf:type owl:Class , ep-activity:WellCementJobBottomPlugType ;
+      rdfs:label "well cement job with bottom plug"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutBottomPlug .
+
+ep-activity:WellCementJobWithCasingReciprocation
+      rdf:type owl:Class , ep-activity:WellCementJobCasingReciprocationType ;
+      rdfs:label "well cement job with casing reciprocation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutCasingReciprocation .
+
+ep-activity:WellCementJobWithCasingRotation
+      rdf:type owl:Class , ep-activity:WellCementJobCasingRotationType ;
+      rdfs:label "well cement job with casing rotation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutTopPlug .
+
+ep-activity:WellCementJobWithFloatHolding
+      rdf:type owl:Class , ep-activity:WellCementJobFloatHoldingType ;
+      rdfs:label "well cement job with float holding"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutFloatHolding .
+
+ep-activity:WellCementJobWithPlugBumping
+      rdf:type owl:Class , ep-activity:WellCementJobPlugBumpingType ;
+      rdfs:label "well cement job with plug bumping"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutBottomPlug .
+
+ep-activity:WellCementJobWithTopPlug
+      rdf:type owl:Class , ep-activity:WellCementJobTopPlugType ;
+      rdfs:label "well cement job with top plug"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithoutTopPlug .
+
+ep-activity:WellCementJobWithoutBottomPlug
+      rdf:type owl:Class , ep-activity:WellCementJobBottomPlugType ;
+      rdfs:label "well cement job without bottom plug"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithBottomPlug .
+
+ep-activity:WellCementJobWithoutCasingReciprocation
+      rdf:type owl:Class , ep-activity:WellCementJobCasingReciprocationType ;
+      rdfs:label "well cement job without casing reciprocation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithCasingRotation .
+
+ep-activity:WellCementJobWithoutCasingRotation
+      rdf:type owl:Class , ep-activity:WellCementJobCasingRotationType ;
+      rdfs:label "well cement job without casing rotation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithCasingRotation .
+
+ep-activity:WellCementJobWithoutFloatHolding
+      rdf:type owl:Class , ep-activity:WellCementJobFloatHoldingType ;
+      rdfs:label "well cement job without float holding"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithFloatHolding .
+
+ep-activity:WellCementJobWithoutPlugBumping
+      rdf:type owl:Class , ep-activity:WellCementJobPlugBumpingType ;
+      rdfs:label "well cement job without plug bumping"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithBottomPlug .
+
+ep-activity:WellCementJobWithoutTopPlug
+      rdf:type owl:Class , ep-activity:WellCementJobTopPlugType ;
+      rdfs:label "well cement job without top plug"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementJob ;
+      owl:disjointWith ep-activity:WellCementJobWithTopPlug .
+
+ep-activity:WellCementPumping
+      rdf:type owl:Class ;
+      rdfs:label "well cement pumping"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellCementPumpingFluidReturnType
+      rdf:type rdfs:Class ;
+      rdfs:label "well cement pumping fluid return type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellCementPumpingWithFluidReturn
+      rdf:type owl:Class , ep-activity:WellCementPumpingFluidReturnType ;
+      rdfs:label "well cement pumping with fluid return"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementPumping ;
+      owl:disjointWith ep-activity:WellCementPumpingWithoutFluidReturn .
+
+ep-activity:WellCementPumpingWithoutFluidReturn
+      rdf:type owl:Class , ep-activity:WellCementPumpingFluidReturnType ;
+      rdfs:label "well cement pumping without fluid return"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellCementPumping ;
+      owl:disjointWith ep-activity:WellCementPumpingWithFluidReturn .
+
+ep-activity:WellCompletion
+      rdf:type owl:Class ;
+      rdfs:label "well completion"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellControlIncident
+      rdf:type owl:Class ;
+      rdfs:label "well control incident"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellControlIncident-gas_kick
+      rdf:type owl:Class , ep-activity:WellControlIncidentType ;
+      rdfs:label "well control incident gas kick"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellControlIncident ;
+      owl:disjointWith ep-activity:WellControlIncident-water_kick , ep-activity:WellControlIncident-shallow_gas_kick , ep-activity:WellControlIncident-oil_kick .
+
+ep-activity:WellControlIncident-oil_kick
+      rdf:type owl:Class , ep-activity:WellControlIncidentType ;
+      rdfs:label "well control incident oil kick"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellControlIncident ;
+      owl:disjointWith ep-activity:WellControlIncident-water_kick , ep-activity:WellControlIncident-shallow_gas_kick , ep-activity:WellControlIncident-gas_kick .
+
+ep-activity:WellControlIncident-shallow_gas_kick
+      rdf:type owl:Class , ep-activity:WellControlIncidentType ;
+      rdfs:label "well control incident shallow gas kick"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellControlIncident ;
+      owl:disjointWith ep-activity:WellControlIncident-water_kick , ep-activity:WellControlIncident-oil_kick , ep-activity:WellControlIncident-gas_kick .
+
+ep-activity:WellControlIncident-water_kick
+      rdf:type owl:Class , ep-activity:WellControlIncidentType ;
+      rdfs:label "well control incident water kick"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellControlIncident ;
+      owl:disjointWith ep-activity:WellControlIncident-shallow_gas_kick , ep-activity:WellControlIncident-oil_kick , ep-activity:WellControlIncident-gas_kick .
+
+ep-activity:WellControlIncidentType
+      rdf:type rdfs:Class ;
+      rdfs:label "well control incident type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellKilling
+      rdf:type owl:Class ;
+      rdfs:label "well killing"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellKilling-bullheading
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing bullheading"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-wait_and_weight , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-drillers_method .
+
+ep-activity:WellKilling-drillers_method
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing drillers method"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-wait_and_weight , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-bullheading .
+
+ep-activity:WellKilling-forward_circulation
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing forward circulation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-wait_and_weight , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-bullheading .
+
+ep-activity:WellKilling-lubricate_and_bleed
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing lubricate and bleed"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-wait_and_weight , ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-bullheading .
+
+ep-activity:WellKilling-reverse_circulation
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing reverse circulation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-wait_and_weight , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-bullheading .
+
+ep-activity:WellKilling-wait_and_weight
+      rdf:type owl:Class , ep-activity:WellKillingType ;
+      rdfs:label "well killing wait and weight"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellKilling ;
+      owl:disjointWith ep-activity:WellKilling-reverse_circulation , ep-activity:WellKilling-lubricate_and_bleed , ep-activity:WellKilling-forward_circulation , ep-activity:WellKilling-drillers_method , ep-activity:WellKilling-bullheading .
+
+ep-activity:WellKillingType
+      rdf:type rdfs:Class ;
+      rdfs:label "well killing type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WellOperation
+      rdf:type owl:Class ;
+      rdfs:comment "Added to support WellOperations in Daily Production Reports"^^xsd:string ;
+      rdfs:label "Well Operation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:WellStimulation
+      rdf:type owl:Class ;
+      rdfs:label "well stimulation"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WellOperation .
+
+ep-activity:WellTest
+      rdf:type owl:Class ;
+      rdfs:label "well test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:DrillingActivity .
+
+ep-activity:WellTestType
+      rdf:type rdfs:Class ;
+      rdfs:label "well test type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WirelineFormationTest
+      rdf:type owl:Class ;
+      rdfs:label "wireline formation test"^^xsd:string ;
+      rdfs:subClassOf ep-activity:Activity .
+
+ep-activity:WirelineFormationTestType
+      rdf:type rdfs:Class ;
+      rdfs:label "wireline formation test type"^^xsd:string ;
+      rdfs:subClassOf owl:Class .
+
+ep-activity:WirelineFormationTestWithGoodSeal
+      rdf:type owl:Class , ep-activity:WirelineFormationTestType ;
+      rdfs:label "wireline formation test with a good seal"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WirelineFormationTest ;
+      owl:disjointWith ep-activity:WirelineFormationTestWithoutGoodSeal .
+
+ep-activity:WirelineFormationTestWithoutGoodSeal
+      rdf:type owl:Class , ep-activity:WirelineFormationTestType ;
+      rdfs:label "wireline formation test without a good seal"^^xsd:string ;
+      rdfs:subClassOf ep-activity:WirelineFormationTest ;
+      owl:disjointWith ep-activity:WirelineFormationTestWithGoodSeal .
+
+ep-activity:averageRateOfDrilling
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "average rate of drilling"^^xsd:string ;
+      rdfs:range ep-core:Speed .
+
+ep-activity:descriptionOfActivitiesFollowingTheDailyReportingPeriod
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DailyDrillingActivity ;
+      rdfs:label "description of activities following the daily reporting period"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/report#Report> .
+
+ep-activity:descriptionOfActivitiesForecastForTheNextDailyReportingPeriod
+      rdf:type owl:DatatypeProperty ;
+      rdfs:domain ep-activity:DailyDrillingActivity ;
+      rdfs:label "description of activities forecast for the next daily reporting period"^^xsd:string .
+
+ep-activity:descriptionOfActivitiesWithinTheDailyReportingPeriod
+      rdf:type owl:DatatypeProperty ;
+      rdfs:domain ep-activity:DailyDrillingActivity ;
+      rdfs:label "description of activities within the daily reporting period"^^xsd:string .
+
+ep-activity:distanceDrilled
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "final rate of drilling"^^xsd:string ;
+      rdfs:range ep-core:Length .
+
+ep-activity:drillingContractor
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "drilling contractor"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
+
+ep-activity:drillingOperator
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "drilling operator"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
+
+ep-activity:durationOfDrilling
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "duration of drilling"^^xsd:string ;
+      rdfs:range ep-core:TimeDuration .
+
+ep-activity:failedEquipment
+      rdf:type owl:ObjectProperty ;
+      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
+      rdfs:label "failed equipment"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#Equipment> .
+
+ep-activity:finalRateOfDrilling
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "final rate of drilling"^^xsd:string ;
+      rdfs:range ep-core:Speed .
+
+ep-activity:finishedAt
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:Activity ;
+      rdfs:label "finished at"^^xsd:string ;
+      rdfs:range xsd:dateTime .
+
+ep-activity:fluidProducedByWellTest
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "fluid produced by well test"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
+
+ep-activity:hasCasingLinerTubing
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellStimulation ;
+      rdfs:label "has Casing/Liner/Tubing"^^xsd:string .
+
+ep-activity:hasCasingString
+      rdf:type owl:ObjectProperty ;
+      rdfs:label "has casing string"^^xsd:string .
+
+ep-activity:hasChokeValve
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:label "has choke valve"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#ChokeValve> .
+
+ep-activity:hasDrillBit
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "has drill bit"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#DrillBit> .
+
+ep-activity:hasDrillingFluid
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "has drilling fluid"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
+
+ep-activity:hasInflowLocation
+      rdf:type owl:ObjectProperty ;
+      rdfs:domain ep-activity:WellControlIncident ;
+      rdfs:label "has inflow location"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/well#PositionWithinWellBore> .
+
+ep-activity:hasSubActivity
+      rdf:type owl:ObjectProperty ;
+      rdfs:label "has sub activity"^^xsd:string .
+
+ep-activity:hasWellTestChoke
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "has well test choke"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#WellTestChoke> .
+
+ep-activity:identificationNumberOfCore
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:ExtractAWellCore ;
+      rdfs:label "identification number of core"^^xsd:string .
+
+ep-activity:logRunNumber
+      rdf:type owl:DatatypeProperty ;
+      rdfs:domain ep-activity:WellBoreLogRun ;
+      rdfs:label "log run number"^^xsd:string .
+
+ep-activity:loggedWellBoreInterval
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellBoreLogRun ;
+      rdfs:label "logged wellbore interval"^^xsd:string ;
+      rdfs:range ep-core:PhysicalObject .
+
+ep-activity:measuredDepthOfFluidSampling
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WirelineFormationTest ;
+      rdfs:label "measured depth of fluid sampling"^^xsd:string ;
+      rdfs:range ep-core:Length .
+
+ep-activity:missedProductionTime
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
+      rdfs:label "missed production time"^^xsd:string ;
+      rdfs:range ep-core:TimeDuration .
+
+ep-activity:nominallyAt
+      rdf:type owl:DatatypeProperty ;
+      rdfs:domain ep-activity:Activity ;
+      rdfs:label "nominal time"^^xsd:string ;
+      rdfs:range xsd:dateTime .
+
+ep-activity:onDrillBit
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellBoreBitRunDrilling ;
+      rdfs:label "on drill bit"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#DrillBit> .
+
+ep-activity:onFluid
+      rdf:type owl:ObjectProperty ;
+      rdfs:label "on WellBore"^^xsd:string .
+
+ep-activity:onRig
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "on rig"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/facility#TemporalPartOfARig> .
+
+ep-activity:onWell
+      rdf:type owl:ObjectProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "on well"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/well#TemporalPartOfAWell> .
+
+ep-activity:onWellBore
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "on wellbore"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/well#TemporalPartOfAWellBore> .
+
+ep-activity:operatingTimeOfDrillBit
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:DrillingActivity ;
+      rdfs:label "operating time of drill bit"^^xsd:string ;
+      rdfs:range ep-core:TimeDuration .
+
+ep-activity:pressureAtWhichPlugBumped
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellCementPumping ;
+      rdfs:label "pressure at which plug bumped"^^xsd:string ;
+      rdfs:range ep-core:Pressure .
+
+ep-activity:pumpedFluid
+      rdf:type owl:ObjectProperty ;
+      rdfs:label "pumped fluid"^^xsd:string .
+
+ep-activity:recoveredCore
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:ExtractAWellCore ;
+      rdfs:label "recovered core"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/well#RecoveredCore> .
+
+ep-activity:returnedCementingFluid
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellCementPumping ;
+      rdfs:label "returned cementing fluid"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/well#CementingFluid> .
+
+ep-activity:sampledFluid
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WirelineFormationTest ;
+      rdfs:label "sampled fluid"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/material#Fluid> .
+
+ep-activity:serviceCompany
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:Activity ;
+      rdfs:label "service company"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/organization#Organization> .
+
+ep-activity:startedAt
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:Activity ;
+      rdfs:label "started at"^^xsd:string ;
+      rdfs:range xsd:dateTime .
+
+ep-activity:timeLost
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellControlIncident ;
+      rdfs:label "time lost"^^xsd:string ;
+      rdfs:range ep-core:TimeDuration .
+
+ep-activity:timeOfFailure
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
+      rdfs:label "time of failure"^^xsd:string ;
+      rdfs:range xsd:dateTime .
+
+ep-activity:timeOfRepair
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:EquipmentFailureAndRepair ;
+      rdfs:label "time of repair"^^xsd:string ;
+      rdfs:range xsd:dateTime .
+
+ep-activity:volumeOfMudGained
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:WellControlIncident ;
+      rdfs:label "final rate of drilling"^^xsd:string ;
+      rdfs:range ep-core:Volume .
+
+ep-activity:wellBoreLoggingTool
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellBoreLogRun ;
+      rdfs:label "well bore logging tool"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/equipment#Equipment> .
+
+ep-activity:wellTestBottomHolePressure
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "well test bottom hole pressure"^^xsd:string ;
+      rdfs:range ep-core:Pressure .
+
+ep-activity:wellTestFlowingPressure
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "well test flowing pressure"^^xsd:string ;
+      rdfs:range ep-core:Pressure .
+
+ep-activity:wellTestNumber
+      rdf:type owl:FunctionalProperty , owl:DatatypeProperty ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "well test number"^^xsd:string .
+
+ep-activity:wellTestShutInPressure
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty , ep-core:Class_of_indirect_property ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "well test shut-in pressure"^^xsd:string ;
+      rdfs:range ep-core:Pressure .
+
+ep-activity:wellTestStoredOil
+      rdf:type owl:ObjectProperty , owl:FunctionalProperty ;
+      rdfs:domain ep-activity:WellTest ;
+      rdfs:label "well test stored oil"^^xsd:string ;
+      rdfs:range <http://www.reportinghub.no/ep/schema/material#Oil> .