What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Q(c) or r. Q_13(c) or ~r. forall x_13: Q(x_13) <-> Q_13(x_13).
r -> Q_13(c). forall x_13: Q(x_13) -> Q_13(x_13). forall x_13: Q_13(x_13) -> Q(x_13).