The #2 greyhound dog is running around a track.
A dog is racing other dogs around a track.
There is no mention of other dogs on the track.
exists e1 s1 x1 x2 x3.(n_dog(x1) & a_greyhound(s1) & Theme(s1,x1) & rel(x1,x2) & n_date(x2) & a_date_day_02(x2) & a_date_day_02(x2) & n_#(x2) & around(e1,x3) & n_track(x3) & Actor(e1,x1) & v_run(e1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_race(e1) & around(x2,x3) & n_track(x3) & -(x2 = x1) & n_dog(x1) & n_dog(x1) & n_dog(x2))