What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? forall x_3: P_2(x_3) -> S_3(x_3). forall x_3: R(x_3) -> W(x_3). exists x_3: P_2(x_3) or R(x_3). forall x_3: S_3(x_3) or ~W(x_3).
forall x_3: W(x_3) -> S_3(x_3).