A girl is walking on a sandy path.
The girl is walking on a sunny day.
Not all walking happens on a sunny day.
exists e1 s1 x1 x2.(on(e1,x2) & n_path(x2) & a_sandy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1) & n_girl(x1))
exists e1 s1 x1 x2.(n_girl(x1) & on(e1,x2) & n_day(x2) & a_sunny(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1))