s d f g h-f s d f f d f-f d s d f g h-f s d o o-d f f d s d f g h-f s d f f d f-f h j-j h G h j k l j h f d h f d s d f g h-f s d f f d f-f d s d f g h-f s d o o-d f f d s d f g h-f s d f f d f-f h j-j h G h j k l j h f d h f d s-l-j h j l d f f d f-f d s-l-j h j l z - x z l j l h l l k j h j l d f f d f-f h j-j h G h j k l j h f d h f d s-l-j h j l d f f d f-f d s-l-j h j l z - x z l j l h l l k j h j l d f f d f-f h j-j h G h j k l j h f d h f d