Consider the following premises. forall x_14: R_14(x_14) -> S_14(x_14). R_14(a_14) or s_1. s_4 -> ~S_14(a_14). s_1 -> S_14(a_14). Can we infer ~t 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.