What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? forall x_4: T_4(x_4) or T_3(x_4). forall x_4: ~T_4(x_4). forall x_5: T_3(x_5) -> S_5(x_5).
forall x_4: T_3(x_4).