a boy playing with balloons.
A boy is throwing some balloons in the air then chasing them.
Not all boy play with balloons by throwing some balloons in the air then chasing them.
exists x1 x2 x3.(a_topic(x1) & with(x1,x3) & n_balloon(x3) & n_playing(x1) & of(x1,x2) & n_boy(x2))
exists e1 e2 s1 x1 x2 x3.(n_thing(x3) & n_air(x3) & for(e1,e2) & a_then(s1) & Manner(e2,s1) & Theme(e2,x3) & Actor(e2,x1) & v_chase(e2) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_balloon(x2) & n_boy(x1))