A woman is holding and looking at a camera.
The woman is a photographer.
just because a woman is holding and looking at a camera doesn't imply she is a photographer.
exists e2 e1 x1 x2 x3.(at(e2,x3) & n_camera(x3) & Actor(e2,x2) & v_look(e2) & n_woman(x2) & Actor(e1,x1) & v_hold(e1) & n_woman(x1))
exists p1 x1.(n_woman(x1) & exists x2.((x1 = x2) & n_photographer(x2)))