Consider the following premises. forall x_13: Q_13(x_13) -> P_13(x_13). forall x_13: P_13(x_13) -> Q_13(x_13). P_13(a_12) or ~p. Can we infer p from them? If possible, name the inference rules being used at each step.
We cannot infer that from the premises. Therefore the answer is no.