Two men paint a curb on a busy street corner.
Two city workers paint a curb in traffic.
Just because there are two men that paint a curb on a busy street corner, it doesn't necessarily mean that they are city workers, or that they are painting a curb in traffic.
exists e1 s1 x1 x2 x3 x4.(on(e1,x3) & n_corner(x3) & of(x3,x4) & n_street(x4) & a_busy(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & n_curb(x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_traffic(x4) & Theme(e1,x3) & Actor(e1,x1) & v_paint(e1) & n_curb(x3) & n_worker(x1) & of(x1,x2) & n_city(x2) & card_eq_2(x1))