What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? exists x_7: U_2(x_7) or ~Q(x_7). forall x_7: Q(x_7) and Q_3(x_7).
forall x_7: Q(x_7). forall x_7: Q_3(x_7). exists x_7: Q(x_7) -> U_2(x_7).