What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? ~w or R_8(a_8). q_2 -> S_8(a_8). w or q_2. forall x_8: R_8(x_8) -> S_8(x_8).
q_2 or R_8(a_8). R_1(a_8) -> ~w.