Children participate in a sack race.
GROWN PEOPLE WON EVERY RACE
Children and grown people are different.
exists e1 x1 x2 x3.(in(e1,x2) & n_race(x2) & of(x2,x3) & n_sack(x3) & Actor(e1,x1) & v_participate(e1) & n_child(x1))
exists s1 x1 x2 x3 x4.(ne_nam_race(s1) & (s1 = x4) & ne_nam_every(x4) & (s1 = x3) & ne_nam_won(x3) & (s1 = x2) & ne_nam_people(x2) & (s1 = x1) & ne_nam_grown(x1) & a_topic(s1))