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