What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? exists x_11: W(x_11) or Q(x_11). forall x_11: Q(x_11) -> P(x_11). forall x_11: W(x_11) -> P(x_11). forall x_11: U_3(x_11).
exists x_11: P(x_11).