An elderly couple walk through an old-looking alley.
An elderly couple looking for a specific store.
Looking for a specific store is not the only reason to walk through an alley.
exists s1 s2 x1 x2 x3.(a_topic(x1) & through(x1,x3) & n_alley(x3) & a_old-looking(s2) & Theme(s2,x3) & n_walk(x1) & of(x1,x2) & n_couple(x2) & a_elderly(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_store(x3) & a_specific(s2) & Theme(s2,x3) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_couple(x1) & a_elderly(s1) & Theme(s1,x1))