'(And (>= (Counterweight_Plate_Depth ?X) 7.0) (=< (Counterweight_Plate_Depth ?X) 12.0))
(<= (Has-Constraint $X C-20) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Constraint C-20) (Used-In-Constraint Counterweight_Plate_Depth C-20)