A man walking in a white robe.
The man in the robe is walking.
We don't know that the man is walking.
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_robe(x3) & a_white(s1) & Theme(s1,x3) & n_walking(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(n_robe(x2) & n_man(x1) & Actor(e1,x1) & v_walk(e1) & in(x1,x2))