harvey/sys/games/lib/sudoku/boards/medium-2005-02-28.su

.4.5.7...
.1..3.4.2
...2.83..
2.....836
.........
761.....4
..68.3...
4.9.2..5.
...1.4.8.
342517968
815639472
697248315
254971836
938465721
761382594
176853249
489726153
523194687