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