% kuromasu 225 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/225.a.htm
kuromasu
medium
18 10
...e............8.
7.......5.......6.
6.a....7...6......
a...6........e....
..8........a..9.7.
.g.j..h........7..
....8........d...3
......a...b....d.a
.a.......4.......3
.h............4...
