% kuromasu 163 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/163.a.htm
kuromasu
medium-
13 13
....7.53..5..
.56..g..c....
........55.6.
............j
5...4..6.....
.7.4..4..45.c
..4..g......k
....6......4.
...3.96.3...e
......65..5..
.......86....
4...6..a.8...
..5..4...2.3.
