f d s-s a s-u i o p o u o-s d f-f d f d s d f d d s d-f d s - a s-u i o p o u o-s d f h h g h f s d f s d a s- f d s-s a s-u i o p o u o-s d f-f d f d s d f d d s d-f d s - a s-u i o p o u o-s d f h h g h f s d f s d a s- s d f h h g h-h- f h h g h-h- g j j h j-j- g j j h j-- l-l-h-h- f h f s d-s d f h h j h f s d f-d-s- f d s-s a s-u i o p o u o-s d f-f d f d s d f d d s d-f d s - a s-u i o p o u o-s d f h h g h f s d f s d a s- s d f h h g h-h- f h h g h-h- g j j h j-j- g j j h j-- l-l-h-h- f h f s d-s d f h h j h f s d f-d-s