harvey/sys/games/lib/sudoku/boards/medium-2005-05-16.su

9...153..
6..4.....
...9..5.4
54.1..6..
7.......5
..3..8.42
4.8..3...
.....1..9
..956...1
924815367
651437928
837926514
542179683
786342195
193658742
418793256
365281479
279564831