% nurikabe 398 by Adolfo Zanellati, http://www.janko.at/Raetsel/Nurikabe/398.a.htm
nurikabe
medium-
12 9
.5..5.....3.
.......3....
....2......2
..3..6......
...........3
............
.......4....
...3..6...5.
3...........
