sp o u t t u o p-s u-o o u t t y u i u i y u i o u t t u o p-s u-o p s s u-y u t t t-sp o u t t u o p-s u-o o u t t y u i u i y u i o u t t u o p-s u-o p s s u-y u t t t-g f d s s o s d f d d f g f d s f h h h g f d h g f d s p-s o-s u-o p s s u-y u t t t-g f d s s o s d f d d f g f d s f h h h g f d h g f d s p-s o-s u-o p s s u-y u t t t