f -osgs-gosg f -osgs-gosg f f fosgsg g osg f f fosgsg g osg f-o oss a p o f o - s-- f-o oss a p o f o o-s-- f-o oss a p o f o - s-- f-o oss a p o f o o-s-- f f f h g-f sd d-h g g - ff f-f fgs f d sd d-h-g - ff f-f fgs f d sd d d d dff d s as f-s sds s a s f s s--gosg f -osgs-gosg f f fosgsg g osg f f fosgsg g osg f-o oss a p o f o - s-- f-o oss a p o f o o-s-- f-o oss a p o f o - s-- f-o oss a p o f o o-s-- f f f h g-f sd d-h g g - ff f-f fgs f d sd d-h-g - ff f-f fgs f d sd d d d dff d s as f-s sds s a s f s - s-- f-s sds s a s f s - s-- f-s sdd s s s d s a s f s - s-gosg f -osgs-gos g f