% kuromasu 179 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/179.a.htm
kuromasu
medium-
13 13
..5......7...
96...7.47..5.
...b.......9.
............3
..j.........f
.............
....8.6...9..
8..9.....9.5.
..8...7......
.4.2.6.a5.5..
f............
3.3.5.6c.3.4.
...3......6.6
