7-8-9-0- 6--6-- 7-8-9-0- 6--6-- 0-9-8-7- 6--6-6- 0-9-8-7- 6--8-9- [qa]-9-8-- [qa]-9-8-- [ed]-q-0-- [ed]-q-0-- [9o]-7-6-- [9o]-7-6-- 8--9-- 7---- 8 8 7 9 9 8 0- 0-8 8 9-- 8 8 7 9 9 8 0- 0-8 8 9-- 8 8 7 9 9 8 0- r-w w 9-- 9-99-q 0 w q q-0-w-0- q--0-- t