a black dog balances a soccer ball on its nose.
The dog is in the field.
Not all dogs are in a field.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_balance(e1) & on(x2,x4) & n_nose(x4) & of(x4,x1) & n_thing(x1) & n_ball(x2) & of(x2,x3) & n_soccer(x3) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_field(x2) & n_dog(x1) & in(x1,x2))