Black dog playing with a white and blue toy.
A dog has a toy.
In a both sentence, dog playing with toy.
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x4) & n_toy(x4) & a_blue(s2) & Theme(s2,x4) & a_white(s1) & Theme(s1,x4) & n_playing(x1) & of(x1,x3) & n_dog(x3) & (x1 = x2) & ne_nam_black(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_toy(x2) & n_dog(x1))