A young girl is holding an axe.
The girl is holding a saw.
An axe is not the same thing as a saw.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_axe(x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_girl(x1) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_saw(x2))