(<= (Has-Parameter-Slot $X Deflector_Sheave_Weight) (Deflector_Sheave_Model $X)) (<= (Has-Parameter-Slot $X Deflector_Sheave_Protrusion) (Deflector_Sheave_Model $X)) (<= (Has-Parameter-Slot $X Deflector_Sheave_Diameter_S) (Deflector_Sheave_Model $X)) (Inherited-Facet-Value Slot-Value-Type Elevator Elevator.Deflectorsheave Deflector_Sheave_Model) (=> (Elevator.Deflectorsheave $X $Y) (Deflector_Sheave_Model $Y))