three men wearing green uniforms are working on a road canal.
Two of them are wearing sunglasses.
We don't know in sentence one that only two of them are with sunglasses. that wasn't told to us.
exists e1 e2 s1 x1 x2 x3 x4 x5.(on(e2,x4) & n_canal(x4) & of(x4,x5) & n_road(x5) & Actor(e2,x1) & v_work(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_uniform(x3) & a_green(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_sunglass(x2) & of(x1,x2) & n_thing(x2) & n_thing(x1) & card_eq_2(x1))