A dart throwing game to bust the balloons for prizes.
a dog eating a treat
The phrase 'dart throwing game to bust the balloons for prizes' implies that people are doing so and probably at a party or carnival; while a dog eating a treat is a different species performing a different activity.
exists e1 p1 x1 x2 x3.(n_balloon(x3) & a_topic(x1) & Topic(x1,p1) & exists e2 x4.(Theme(e2,x3) & Actor(e2,x1) & v_bust(e2) & for(x3,x4) & n_prize(x4)) & n_game(x1) & Actor(e1,x1) & v_throw(e1) & of(x1,x2) & n_dart(x2))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_eat(e1) & n_treat(x3) & (x1 = x2) & n_dog(x1))