A little boy climbs a tire structure on a playground.
A person playing in a ground.
The person playing in a ground may not be a little boy.
exists e1 s1 x1 x2 x3 x4.(on(e1,x4) & n_playground(x4) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_structure(x2) & of(x2,x3) & n_tire(x3) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_ground(x3) & n_playing(x1) & of(x1,x2) & n_person(x2))