i y-y-t u y u - r e r t y y-r-t e r w u - w e r t y i y-y-t u y u - r e r t y y-r-t e r w u---- i y-y-t u y u - r e r t y y-r-t e r w u - w e r t y i y-y-t u y u - r e r t y y-r-t e r w u---- i---u y u---r w y-t-r-e- u - w e r t y i---u y u---r w y-t-r-e- u---- i---u y u---r w y-t-r-e- u - w e r t y i---u y u---r w y-t-r-e - e r t y u i o p---p- o p i o u-y- i y-y-t t r u--t y u i o-p-p-p- o p i o u-y- i y-y-y t r u--u-- i---u y u---r w y-t-r-e- u - w e r t y i---u y u---r w y-t-r-e- u---- i---u y u---r w y-t-r-e- u - w e r t y i---u y u---r w y-t-r-e- u-u-p