(<= (Has-Parameter-Slot $X Counterweight_Plate_Thickness) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Parameter-Slot Counterweight_Plate_Thickness) (Inherited-Facet-Value Slot-Value-Type Elevator Counterweight_Plate_Thickness Integer) (Inherited-Facet-Value Slot-Cardinality Elevator Counterweight_Plate_Thickness 1) (<= (Counterweight_Plate_Thickness $X 1) (Elevator $X))