8| |B| | | | |X| | | | |B| |8
B|S|B|S|B|S|B|S|B|S|B|S|B|S|B
 |7| | | |S|1|S|1|S| | | | |7
B|S|B|S|B|S| |S| |S|B|S|B|S|B
C|C|C|C|C|S| |T| |S|C|C|C|C|C
S|S|S|S|S|S|S|S|S|S|S|S|S|S|S
T| |B|C|C|C|C|C|C|C|C|C|B| |T
S|S|S|S|S|S|S|S|S|S|S|S|S|S|S
C|C|C|C|C|S| |T| |S|C|C|C|C|C
B|S|B|S|B|S| |S| |S|B|S|B|S|B
7| | | | |S|1|S|1|S| | | |7| 
B|S|B|S|B|S|B|S|B|S|B|S|B|S|B
8| |B| | | | |Y| | | | |B| |8