Construction workers working on a building.
Construction workers are working on the new office building downtown.
Not all construction workers working on a building are working on a new office building let alone downtown
exists e1 x1 x2 x3.(on(e1,x3) & n_building(x3) & Actor(e1,x1) & v_work(e1) & n_worker(x1) & of(x1,x2) & n_construction(x2))
exists e1 s1 x1 x2 x3 x4 x5.(n_downtown(x3) & of(x3,x5) & n_building(x5) & of(x3,x4) & n_office(x4) & a_new(s1) & Theme(s1,x3) & on(e1,x3) & Actor(e1,x1) & v_work(e1) & n_worker(x1) & of(x1,x2) & n_construction(x2))