A man standing by a train holding a bird.
a man holds a bird by the train
standing by a train holding a bird implies he holds a bird by the train.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & by(x1,x3) & Theme(e1,x5) & Actor(e1,x4) & v_hold(e1) & n_bird(x5) & (x3 = x4) & n_train(x3) & n_standing(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2 x3.(n_train(x3) & by(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_bird(x2) & n_man(x1))