A policeman stands in front of an SUV.
a man stands by his police cruiser
Not all police cruiser is an SUV.
exists e1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & ne_org_suv(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_policeman(x1))
exists x1 x2 x3 x4.(a_topic(x1) & by(x1,x3) & n_cruiser(x3) & of(x3,x4) & n_police(x4) & of(x3,x1) & n_male(x1) & n_stand(x1) & of(x1,x2) & n_man(x2))