a 0 p-e t u-y t a-r w 0-0 w r-r t y-t r p-t-a-w w o-t u o-i u a-y r w-w r a-y u i-u Y o-u-o-o o p-i y r-y u p-u-u-u u a-y r W-r t p-t-t-t t a-r w 0-w r p-e