What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? p. ~q_3. u -> q_12. q_3 <-> q_17. q_17 <-> q_12.
p and ~q_3. ~q_3 and p. q_3 -> q_17. q_17 -> q_12. q_17 -> q_3. q_12 -> q_17. ~q_17.