'(=> (And (= (Model-Id (Elevator.Carguiderail ?X)) Car_Guiderail_Model_M01) (> (Hoistway_Bracket_Spacing ?X) 72)) (= (Car_Guiderail_Vertical_Force_Maximum ?X) (- 7750 (* 31.25 (Hoistway_Bracket_Spacing ?X)))))