'(= (Car_Runby ?X) (- (Hoistway_Pit_Depth ?X) (+ (Platform_Height (Elevator.Platform ?X)) (+ (Safety_Beam_Height (Elevator.Safety ?X)) (+ (Car_Buffer_Height (Elevator.Carbuffer ?X)) (+ (Car_Buffer_Blocking_Height ?X) (Car_Buffer_Footing_Channel_Height (Elevator.Carbuffer ?X))))))))