A line of construction workers walk along a train track under an overpass.
The workers are outside by the tracks.
Construction workers are workers.
exists e1 x1 x2 x3 x4 x5 x6.(under(e1,x6) & n_overpass(x6) & along(e1,x4) & n_track(x4) & of(x4,x5) & n_train(x5) & Actor(e1,x1) & v_walk(e1) & of(x1,x2) & n_worker(x2) & of(x2,x3) & n_construction(x3) & n_line(x1))
exists s1 x1 x2.(n_track(x2) & n_worker(x1) & by(s1,x2) & Theme(s1,x1) & a_outside(s1))