Several dogs wearing muzzles are racing on a track.
The dogs wearing muzzles are on the street.
Dogs cannot be on a track and on the street at the same time.
exists e1 e2 s1 x1 x2 x3 x4.(on(e2,x4) & n_track(x4) & Actor(e2,x1) & v_race(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_muzzle(x3) & (x1 = x2) & n_dog(x1) & a_several(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3 x4.(n_street(x4) & n_dog(x1) & on(x1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_muzzle(x3) & (x1 = x2))