..............................ooooooo.......
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.obbbbbbbbbbbbo.....obaaaabbbbbbbbbccccccoo.
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..occbbbbbooobbco.obbbaaabbbbbccccccoooo....
...ooobbbbbbbooco.obbbaabbbbccccccooooo.....
..obbbbbbbbbbbbbcobbbbabbbbbcccooobbbbbooo..
.obbbbbccccccbccccobbbbbbbbccooaaaabbbbbbbo.
.obccbbbcccccccccobbbbbbbbbccoaaaaaabbbbbbbo
..occccccccccccccobbbbbbbbccobaaabbbbbbbbbbo
...ooccccccccccccobbbbbbbcccoaaabbbbbccccco.
.....ooccccccccccobbbbbbbccobaaaabccccccoo..
.......oocccccccobbbbbbbccobbaaabccccooo....
.........oocccccobbbbbbbccobbaabooooo.......
...........oocccobbbbbbccobbaboobbbbboo.....
.............oocobbbbbcccobboobbbbcbbbbo....
...............obbbbbbccobbabbbbbbccbbbo....
...............obbbbbccobbbbbbcccccccco.....
...............obbbbbccobbbbbccccccooo......
...............obbbbccobbbbbcccoooo.........
................obbcccobbbcccoo.............
................obbccobbbccoo...............
.................obcPbbbcco.................
..................ocobbboo..................
...................ooooo....................
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