% kuromasu 223 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/223.a.htm
kuromasu
unknown
12 12
..5......5..
....d...f.h.
.....2.....8
7g..7.......
.g..........
..f.........
.........8..
..........6.
.......5..55
9.....a.....
.h.h...4....
..j......i..
