Several dogs running a race on a dirt track while wearing numbers.
Animals are running.
Dogs are animals, so for several dogs to be running requires animals to be running.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & while(e1,e2) & Theme(e2,x6) & Actor(e2,x2) & v_wear(e2) & n_number(x6) & Theme(e1,x3) & Actor(e1,x2) & v_run(e1) & on(x3,x4) & n_track(x4) & of(x4,x5) & n_dirt(x5) & n_race(x3) & (x1 = x2) & n_dog(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_animal(x1))