Consider the following premises. forall x_9: S(x_9) -> R_2(x_9). forall x_9: Q_9(x_9) -> R_2(x_9). exists x_9: S(x_9) or Q_9(x_9). forall x_9: W(x_9). Can we infer exists x_9: S(x_9) or Q_9(x_9) from them?
That is one of the premises. Therefore, the answer is yes.