This large black and white dog is running on the sand.
The dog is running on the beach.
Not all sand is on a beach.
exists e1 s1 s2 s3 x1 x2.(n_sand(x2) & n_dog(x1) & a_white(s3) & Theme(s3,x1) & a_black(s2) & Theme(s2,x1) & a_large(s1) & Theme(s1,x1) & on(e1,x2) & Actor(e1,x1) & v_run(e1))
exists e1 x1 x2.(n_beach(x2) & n_dog(x1) & on(e1,x2) & Actor(e1,x1) & v_run(e1))