The black dog has a toy in its mouth and a person stands nearby.
The puppy is chewing on its toy.
The dog might be an adult, ot a puppy. The dog might be carrying or holding the toy, and not chewing it.
exists e1 e2 s1 s2 x1 x2 x3 x4.(n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_dog(x1) & a_black(s1) & Theme(s1,x1) & a_nearby(s2) & Manner(e2,s2) & Actor(e2,x4) & v_stand(e2) & n_person(x4) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & in(x2,x3) & n_toy(x2))
exists e1 x1 x2.(n_toy(x2) & of(x2,x1) & n_thing(x1) & n_puppy(x1) & on(e1,x2) & Actor(e1,x1) & v_chew(e1))