X b 9

X b 9X b 9X b 9X b 9X b 9X b 9
X b 9X b 9X b 9X b 9X b 9X b 9
X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9X b 9