% kuromasu 191 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/191.a.htm
kuromasu
medium-
13 13
...i.7.7.....
.....e.......
..7...4..8...
6....c...e..b
8............
.....7.48.87.
3.8...2.....6
.8.......7.2.
.....5..4....
.7....56...4.
4....a.......
c.b........3.
..5.......45.
