% kuromasu 185 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/185.a.htm
kuromasu
medium-
13 13
..3.6.6....2.
6..b.2..76e.3
....6.2......
...........3.
..4..3.3.2..4
.6.....8...7.
6.3.5.7.c8...
.7........k..
..6..a.a.....
.............
...j......b.2
....5...b....
..2..2..a4.3.
