The boy is doing a trick on a rail next to an overpass.
The boy is outside doing a trick near the train tracks.
One cannot be both on and near train tracks.
exists e1 x1 x2 x3 x4 x5.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & on(x2,x3) & to(x4,x5) & n_overpass(x5) & next(x3,x4) & n_thing(x4) & n_rail(x3) & n_trick(x2))
exists e1 s1 x1 x2 x3 x4.(n_track(x3) & of(x3,x4) & n_train(x4) & n_boy(x1) & for(s1,e1) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & near(x2,x3) & n_trick(x2) & Theme(s1,x1) & a_outside(s1))