1. Ontology module Class Subclass-of property Object property Equivalent to a restriction in an object property Subclass of a restriction in an object property Legend Module Class = objectProperty objectProperty Class

2. Upper (DUL) Upper and ObservationSensor SensingDevice Sensing Process hasParameter hasInput hasOutput Parameter Input Output Data Situation Observation featureOfInterest ObservationValue observationResult hasProperty Method Region SensorOutput isPropertyOf procedure satisfies Object Event isDefinedAs or isDefinedAs Quality SensorInput Event InformationObject implementedBy detects isProxyFor describes PhysicalObject Object includesObject isParticipantIn isProducedBy isSettingFor Entity isQualityOf hasQuality produces = implements Stimulus isDescribedBy Feature isRegionFor hasRegion includesObject observedProperty Property observes Description

3. Sensor Device Deployment PlatformSite System onPlatform hasSubsystem SurvivalRange hasSurvivalRange OperatingRange hasOperatingRange hasDeployment DeploymentRelatedProcess Deployment deploymentProcessPart deployedSystem Platform deployedPlatform attachedSystem Device Sensor SensingDevice implements hasMeasurementCapability EnergyRestriction MaintenanceScheduleOperatingPowerRange SystemLifetimeBatteryLifetime Communication ConstraintBlock Upper MeasuringCapability MeasurementProperty Property forProperty Condition inCondition Accuracy DetectionLimitDrift Frequency MeasurementRange PrecisionResolution ResponseTime Selectivity Sensitivity Latency hasMeasurementProperty MeasurementCapability