[8t]-y-u-y- [0t] t y y u-y- [wt]-y-u i o i [8u]---- [8t]-y-u-y- [0t] t y y u-y- [wt]-y-u i o i [8u]---- [0u]-y-t-y- [0u]-o o i u y t [qy]-y-[wu]-u- [8o]---- [0u]-y-i-y- [wt] t y y [8u]---- [0o]-o- [qi]-u-y-t--- [wo] i u y [8t]