o f h h f f d d s d-p---o f h h f f d d s h---f h j h h f f d d s d-p--p s d f f d d s p s s---f h l k k j j h f d f-h-j - k l k k j j h f d f---f h l k k j j h h j h-s--p s d f f d d s p s s---f h l k k j j h f d f-h-j - k l k k j j h f d f---f h l k k j j h h j h-s--p s d f f d d s p s d---p s d f f d d s p s s