| Represents planetary structures that are part of the geosphere and that have a primary substance composition of a ground-related substance. |
| •owl:Thing |
| •SpatioTemporalThing |
| •Endurant |
| •PhysicalEndurant |
| •PhysicalObject |
| •NonAgentivePhysicalObject |
| •PhysicalBody |
| •BodyOfGround |
| •PhysicalPlace |
| •PlanetaryStructureObject |
| •BodyOfGround |
| PlanetaryStructureObject |
| isPartOf SOME Geosphere |
| PhysicalBody |
| hasPrimarySubstanceConstituent ONLY GroundSubstance |