A black dog has a blue toy in its mouth.
The blue toy is located in a canines mouth.
If the black dog has a toy in his mouth then the location of the toy is the canines mouth.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & in(x2,x3) & n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_toy(x2) & a_blue(s2) & Theme(s2,x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2.(n_toy(x1) & a_blue(s1) & Theme(s1,x1) & in(e1,x2) & n_mouth(x2) & a_canines(s2) & Theme(s2,x2) & Theme(e1,x1) & v_locate(e1))