Consider the following premises. p_2 or ~R_8(a_8). S_8(a_8) -> p_2. forall x_8: R_8(x_8) or S_8(x_8). Can we infer forall x_8: R_8(x_8) or S_8(x_8) from them?
That is one of the premises. Therefore, the answer is yes.