A man in red shorts standing on rocks by a stream
The man is standing inside the train.
If one is inside a train then one can not be by a stream.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & by(e1,x5) & n_stream(x5) & on(e1,x4) & n_rock(x4) & Actor(e1,x3) & v_stand(e1) & (x2 = x3) & n_shorts(x2) & a_red(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(n_train(x2) & n_man(x1) & inside(e1,x2) & Actor(e1,x1) & v_stand(e1))