(<= (Has-Subpart-Slot $X Elevator.Carbuffer) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Subpart-Slot Elevator.Carbuffer) (Inherited-Facet-Value Slot-Value-Type Elevator Elevator.Carbuffer Car_Buffer_Model) (Inherited-Facet-Value Slot-Cardinality Elevator Elevator.Carbuffer 1) (=> (Elevator.Carbuffer $X $Y) (Car_Buffer_Model $Y)) (=> (Elevator.Carbuffer $X $Y) (Elevator $X))