a dog is running across the sand with a stick in its mouth.
A man has thrown a stick to a dog.
Just because a dog has a stick does not imply that a man threw it to the dog.
exists e1 x1 x2 x3 x4.(n_mouth(x4) & of(x4,x2) & n_thing(x2) & n_sand(x2) & with(e1,x3) & in(x3,x4) & n_stick(x3) & across(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists e1 x1 x2 x3.(to(e1,x3) & n_dog(x3) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_stick(x2) & n_man(x1))