A dog runs on the beach.
A dog runs in a dirty street.
The beach and dirty street are in two different locations.
exists e1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists e1 s1 x1 x2.(in(e1,x2) & n_street(x2) & a_dirty(s1) & Theme(s1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))