A dog with a frisbee in its mouth.
A dog with a toy
A frisbee is a sort of a toy.
exists x1 x2 x3.(a_topic(x1) & with(x1,x2) & in(x2,x3) & n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_frisbee(x2) & n_dog(x1))
exists x1 x2.(a_topic(x1) & with(x1,x2) & n_toy(x2) & n_dog(x1))