Consider the following premises. forall x_7: P_7(x_7) or Q_7(x_7). forall x_7: ~P_7(x_7) or R_7(x_7). forall x_7: ~Q_7(x_7) or R_5(x_7). ~R_7(a_3) or s. Can we infer forall x_7: ~Q_7(x_7) or R_5(x_7) from them?
That is one of the premises. Therefore, the answer is yes.