A small child squats and puts dirt into his mouth.
A toddler at the park eats dirt.
Not ever small child putting dirt into his mouth is at the park. A child putting dirt in his mouth does not necessarily mean that he eats the dirt.
(x)
exists e1 x1 x2 x3.(n_park(x2) & Theme(e1,x3) & Actor(e1,x1) & v_eat(e1) & n_dirt(x3) & at(x1,x2) & n_toddler(x1))