A white horse with a jockey on it's back is jumping over an obstacle.
Black horse are not wise as white horse
White horse and black horse have nothing to do with each other.
exists e1 s1 s2 s3 x1 x2 x3 x4.(a_over(s3) & Manner(e1,s3) & Theme(e1,x4) & Actor(e1,x1) & v_jump(e1) & n_obstacle(x4) & with(x1,x2) & Theme(s2,x3) & a_back(s2) & (x2 = x3) & on(x2,x1) & n_thing(x1) & n_jockey(x2) & n_horse(x1) & a_white(s1) & Theme(s1,x1))
exists x1 x2.(-exists s1 s2 x3.(as(s1,x3) & n_horse(x3) & a_white(s2) & Theme(s2,x3) & Theme(s1,x1) & a_wise(s1)) & n_horse(x1) & (x1 = x2) & ne_nam_black(x2))