A kid in orange plays with a ball of snow outside.
A kid is preparing for a snowball fight.
A kid could be playing with a ball of snow for any reason not just preparing for a snowball fight.
exists x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x2) & with(x2,x4) & of(x4,x5) & n_outside(x5) & of(x5,x6) & n_snow(x6) & n_ball(x4) & n_play(x2) & of(x2,x3) & n_orange(x3) & n_kid(x1))
exists e1 x1 x2 x3.(for(e1,x2) & n_fight(x2) & of(x2,x3) & n_snowball(x3) & Actor(e1,x1) & v_prepare(e1) & n_kid(x1))