'(=> (= (Door_Speed ?X) double) (= (Door_Speed_Code (Elevator.Door ?X)) 2s))
(<= (Has-Constraint $X Door_Speed_Code_C02) (Elevator $X)) (Inherited-Slot-Value Elevator Has-Constraint Door_Speed_Code_C02) (Used-In-Constraint Door_Speed_Code Door_Speed_Code_C02) (Used-In-Constraint Door_Speed Door_Speed_Code_C02)