A woman is holding a plate of food.
The woman has a cake on a plate.
Not all food is a cake.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & of(x2,x3) & n_food(x3) & n_plate(x2) & n_woman(x1))
exists e1 x1 x2 x3.(n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & on(x2,x3) & n_plate(x3) & n_cake(x2))