f---- d---- d---- f-d a d a d a f-d a d a d a d p o o o p o a d a u a-a o p f-d a d a d a f a---- d-d a d a d a d a-ooo o p a f-f f h h f h f-f f h h f h d G-f h h f f d - f h f h f h f f f h h f h f-f f h h f h d G f f h h f f d - f h f f f f f f f f f k k j f f f f f k j d-f f f f k k d f h f h f f f f-f f f f k k f f f k-j j h G h G h G h G h G h G h G h d f f h-f--- z-l k - x z d-l k j - j d k--h-j f k---- z-l k - x z d-l k j - j d k--h-j f k--ffffff h ffh ffh h f hh h ffh ffh h f- ffffffffh f-f f ffffffh f f h f f h f h f h h d f h f h f f d d f h f h f f d f f h f h f h h f-h f h f h h d f h f h f f d d f h f h f f d f f f f h h f h f-f f h h f h d G-f h h f f d - f h f h f h f f f h h f h f-f f h h f h d G f f h h f f d - f h f f f f f f f f f k k j f f f f f k j d-f f f f k k d f h f h f f f f-f f f f k k f f f k-j j h G h G h G h G h G h G h G h d f f h-f--- z-l k - x z d-l k j - j d k--h-j f k---- z-z z x k k j d k---- z-z z x k k j f k f f h h f h f-f f h h f h d G-f h h f f d - f h f h f h f f f h h f h f-f f h h j h d G f f h h f f d - f h f f f f f f f f f k k j f f f f f k j d-f f f f k k d k k k z l k k f-f f f f k k f f f k-j j h G h G h G h G h G h G h G h d f f h-f--- z-l k - x z d-l k j - j d k--h-j f k---- z-l k - x z d-l k j - j d k--h-j f k