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