The airplane is being photographed from above.
The train rides along the tracks.
The train on the tracks cannot be above the airplane.
exists e1 x1 x2.(n_airplane(x1) & from(e1,x2) & n_above(x2) & Theme(e1,x1) & v_photograph(e1))
exists e1 x1 x2.(n_track(x2) & n_train(x1) & along(e1,x2) & Actor(e1,x1) & v_ride(e1))