(Inherited-Facet-Value Slot-Value-Type Elevator Hoist_Cable_Traction_Ratio_Car_Top_Empty Real-Number) (Inherited-Facet-Value Slot-Cardinality Elevator Hoist_Cable_Traction_Ratio_Car_Top_Empty 1) (<= (Has-Parameter-Slot $X Hoist_Cable_Traction_Ratio_Car_Top_Empty) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Parameter-Slot Hoist_Cable_Traction_Ratio_Car_Top_Empty)