Consider the following premises. forall x_5: Q_5(x_5) -> S_3(x_5). forall x_5: P_2(x_5) -> S_3(x_5). forall x_5: W(x_5). forall x_5: P_2(x_5) or Q_5(x_5). Can we infer forall x_5: S_3(x_5) from them?
Yes.