| Represents a geomorphological unit associated with sloping terrain, e.g. a hill. |
| •owl:Thing |
| •SpatioTemporalThing |
| •Endurant |
| •PhysicalEndurant |
| •PhysicalObject |
| •NonAgentivePhysicalObject |
| •PhysicalPlace |
| •PlanetaryStructureObject |
| •GeomorphologicalUnit |
| •SlopeLandForm |