What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? u_4 <-> q_5. q_14. p_3 -> ~q_14. u_4 -> p_3. q_5 -> u_4.
~p_3. u_4 -> ~q_14. q_5 -> p_3. u_4 -> q_5. q_5 -> u_4.