[8o]--w-- [wd]--y-- [ef]--u-- [qs]--t-- [8o]-0-w-0- [wd]-r-y-r- [ef]-t-u-t- [qs]-e-t-e- [8o]-0-w-0 o [wd]-r-y-r d [ef]-t-u-t f [qs]-e-t-e s [8t]-[0u]-[wo]-[0u]- [wo]-[ra]-[yd]-[ra]- [ep]-[ts]-[uf]-[ts]- [qi]-[ep]-[ts]-[ep]- [8o] 0 w 0 8 0 w 0 [wd] r y r w r y r [ef] t u t e t u t [qs] e t e q e t e [8o] t u o u t - [8o]---- [8o]