14 14
......BW...BW.
W.W........B.B
...WW..W.W....
W.........B.B.
......W.W....W
.W....W.......
....B...WW..W.
.........W..W.
..WW.WW...B...
..WW.....W....
.....W....B...
B.W........W..
...B......B.BB
..W....W......
