A white and black dog racing on a track
dogs running to a track
Dogs are either racing or running.
exists s1 s2 x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_track(x3) & n_racing(x1) & of(x1,x2) & n_dog(x2) & a_black(s2) & Theme(s2,x1) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(a_topic(x1) & to(e1,x3) & n_track(x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1))