h f h f h j j h h f h f h j j h h l l k k j j h h G G d G h f h h f h f h j j h h f h f h j j h h l l l l k k J J k jkl j h-- h-- h z x z l h h h h z x z l-h h h z x z l h h h h h h h h v h h f h f h j j h h f h f h j j h h l l k k j j h h G G f G h f h h f h f h j j h h f h f h j j h h l l f f g g j j d d h h s-- h-- h z x z l h h h h z x z l-h h h z x z l h h h h h h h h v h h f h f h j j h h f h f h j j h h l l k k j j h h G G f G h f h h f h f h j j h h f h f h j j h h l l f f g g j j d d h h s - h d - h f - h d - h s f h l z hjh v l hjh v k hjh v l-- v v v v l-- m-- l