Two men in orange vests work in road construction.
Criminals are working on the road.
The two men in orange vests could be something else and not Criminals.
exists e1 x1 x2 x3 x4 x5.(in(e1,x4) & n_construction(x4) & of(x4,x5) & n_road(x5) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & n_vest(x2) & of(x2,x3) & n_orange(x3) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_road(x2) & on(e1,x2) & Actor(e1,x1) & v_work(e1) & n_criminal(x1))