The black dog in the field has something in its mouth.
The dog is black.
the black dog in the field has something in his mouth. He must be playing fetch
exists e1 s1 x1 x2 x3 x4.(n_mouth(x4) & of(x4,x1) & n_thing(x1) & n_field(x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1) & Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & in(x3,x4) & n_thing(x3) & in(x1,x2))
exists s1 x1.(n_dog(x1) & Theme(s1,x1) & a_black(s1))