The number 2 dog in the blue vest is in the lead at the dog races.
There are animals racing.
A dog is an animal.
exists p1 s1 x1 x2 x3 x4 x5.(n_race(x5) & of(x5,x1) & n_dog(x1) & n_dog(x1) & n_lead(x4) & n_vest(x3) & a_blue(s1) & Theme(s1,x3) & n_date(x1) & a_date_day_02(x1) & a_date_day_02(x1) & of(x1,x2) & n_number(x2) & in(x1,x4) & at(x4,x5) & in(x1,x3))
exists p1 x1 e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_race(e1) & (x2 = x3) & n_animal(x2))