% kuromasu 106 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/106.a.htm
kuromasu
medium-
13 13
.6....aj.....
..6......5.7.
4..8......9..
..a.....e....
.....e...9...
....9........
4.....7...6.d
.4...9......k
4.3.6...7..4.
.4.5..8...9..
..8..9...5.4.
......g......
4......b..bc.
