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