harvey/sys/games/lib/sudoku/boards/medium-2005-04-29.su

5.1....7.
..94....2
.6..1.9.8
...1..784
.........
254..6...
4.5.7..3.
1....24..
.9....1.5
541298673
879463512
362517948
936125784
718349256
254786391
425671839
183952467
697834125