What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? forall z_4: U(z_4) -> W_4(z_4). s_3 -> S(g). forall z_4: W_4(z_4) -> S(z_4). s_3 or U(g).
R_1(g) -> s_3. forall z_4: U(z_4) -> S(z_4).