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