A man taking a picture with a silver camera.
The man is taking a picture of a bird.
It does not say in the first sentence what he's taking a picture of, in this case a bird.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & with(x3,x4) & n_camera(x4) & of(x4,x5) & n_silver(x5) & n_picture(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_bird(x3) & n_picture(x2))