.............oooooooo..................
............obbbbbbbbo.................
...........obbaaacbbbbo................
..........obbbaaacbbbbbo.ooo...........
.........obbbaaacaabbbbbobbboo.........
........obbbaaaacaaabbbcobbcbbo........
........obbaaaaaacaabbbcoaacbbbo.......
......ooobbaaaaaaabbbbbboacbbbbbooo....
....oobbbooaaaaaaabbbbbbcocabbbcobbo...
...obbbabbboaaaaabbbbbbccoacbbbboacbo..
..obbacaabbboaaaabbbbbbccoabbbbbcobbbo.
.obbaacaaabboaaabbbbbbbccobbbbbbcoabbo.
.obbaaacbbbboaabbbbbbbbccobbbbbccobbbco
.obbaaaabbbbcobbbbbbbbcccobbbbcccobbbco
obbbaaabbbbbcobbbbbbbbcccobbbbcccobbbco
obbbaabbbbbccobbbbbbbccccobbbbcccobbbco
obbbbbbbbbbccobbbbbbbcccobbbbbccobbbcco
obbbbbbbbbccobbbbbbbccccobbbbbccobbccco
.obbbbbbbcccobbbbbbcccccobbbbcccobccco.
.obbbbbbccccobPbbbccccccobbbccccobccco.
.obbbbbcccccobbbccccccccocccccccoccco..
..obcccccccocccccccccccocccccccoccco...
...occccccocccccccccccocccccccooooo....
....oooooooccccccccccooooooooo.........
...........oooooooooo..................
