A small boy is playing with rocks
A small boy plays in the dirt.
That the boy is playing with rocks does not imply he is in the dirt.
exists e1 s1 x1 x2.(with(e1,x2) & n_rock(x2) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & a_small(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(n_dirt(x3) & a_topic(x1) & in(x1,x3) & n_play(x1) & of(x1,x2) & n_boy(x2) & a_small(s1) & Theme(s1,x1))