A small boy running track
A boy runs track.
The person is a boy because he is a small boy.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_run(e1) & n_track(x3) & (x1 = x2) & n_boy(x1) & a_small(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_run(e1) & n_track(x2) & n_boy(x1))