% kuromasu 183 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/183.a.htm
kuromasu
medium-
13 13
..4..a....a.a
.....e.h.....
45.54.687..5.
..7..5.......
.............
..7...7.4.6.4
...f.........
.........b.3.
.5.4.........
6.4.9..78.8.3
..96........7
4......6..64.
...4........8
