| TODO: Specify energy related quantity properties. |
| Represents measures of energy. |
| •owl:Thing |
| •SpatioTemporalThing |
| •Endurant |
| •NonPhysicalEndurant |
| •SocialObject |
| •NonAgentiveSocialObject |
| •Concept |
| •Parameter |
| •MeasurementRelatedThing |
| •Measurement |
| •PhysicalMeasurement |
| •EnergyMeasurement |