.X........XX.....XX..XX........XX.....XX..X....X...XX.....XX..XX........XX.....XX..X....X...XX.....XX..XX........XX.....XX..X....X...XXXXXXXXX..XX........XX.....XX..XXXXXXX..XX.....XX..XX........XX.....XX.......X...XX.....XX..XX........XX.....XX.......X...XX.....XX..XXXXXXXX...XXXXXXX..