What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? forall z: S_3(z) -> W(z). forall z: S_3(z) and T(z). forall z: Q_3(z) -> ~W(z). forall z: U_1(z) -> W(z).
forall z: S_3(z). forall z: T(z).