A group of dogs wearing muzzles running a race.
The dogs are in a competition.
Running a race does not imply they are in a competition.
exists e1 e2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & Theme(e1,x6) & Actor(e1,x5) & v_run(e1) & n_race(x6) & (x4 = x5) & n_muzzle(x4) & (x1 = x3) & of(x1,x2) & n_dog(x2) & n_group(x1))
exists p1 x1.(n_dog(x1) & exists x2.(in(x1,x2) & n_competition(x2)))