Two police officers are standing in uniform.
Tall humans standing.
Not all humans are tall.
exists e1 x1 x2 x3.(in(e1,x3) & n_uniform(x3) & Actor(e1,x1) & v_stand(e1) & n_officer(x1) & of(x1,x2) & n_police(x2) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Actor(e1,x3) & v_stand(e1) & (x1 = x3) & n_human(x1) & (x1 = x2) & ne_nam_tall(x2))