What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? q -> P_1(a_7). ~W(a_7). forall y_3: P_1(y_3) <-> W(y_3).
forall y_3: P_1(y_3) -> W(y_3). forall y_3: W(y_3) -> P_1(y_3).