8---- 6---- 4---- 5---- [8t]-t-[6t]-- 4 t r e [5r] t y- [8u]-u-[6u]-- 4 u y t [5y] u i- [8o]--[6t]-- 4 p o i [5u]-y- [8t] - r [6e] - w [4q] - Q [5w]-- [8t]-[wt]-[6t]-0- 4 t [8r] e [5r] t [9y]- [8u]-[wu]-[6u]-0- 4 u [8y] t [5y] u [9i]- [8o]-w-[6t]-0- 4 p [8o] i [5u]-[9y]- t t o o e e u u q q t t w w y y