% kuromasu 184 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/184.a.htm
kuromasu
medium-
13 13
65....8..8g..
2............
....7..46.c5.
2.57.77...c.4
...........9.
.6.....8.6...
.6........i9.
.8.....a....3
4....8....b..
.....7...7..6
.7....3.8..5.
3......7....4
..49.....8...
