% kuromasu 130 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/130.a.htm
kuromasu
medium-
13 13
3.7..35....5.
...5..55..2..
3........3.2.
..7.5.......4
...5.5.......
.a.4....8..4.
8.5.2.6......
.......f..h..
.f...8...b...
...3........f
..3.3.39.9.8.
7....4..7....
......8...a.8
