A dog in a blue sweater leaps while holding an object in its mouth.
The dog is carrying a blue ball.
Not every object that a dog holds in its mouth is a blue ball.
(x)
exists e1 s1 x1 x2.(n_dog(x1) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_ball(x2) & a_blue(s1) & Theme(s1,x2))