3| | |S|C|C|C|C|C| | |B|B| |1
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B|B| | | | |2| |2| | | | |B| 
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C|S| |B| | | |B| | | |B| |S|C
C|S| |S|B|S|B|S|B|S|B|S| |S|C
C|S| | | |X| |B| |Y| | | |S|C
C|S| |S|B|S|B|S|B|S|B|S| |S|C
C|S| |B| | | |B| | | |B| |S|C
S|S| |S| |S| |S| |S| |S| |S|T
 |B| | | | |2| |2| | | | |B|B
 |S|B|S|S|S|S|S|S|S|S|S|B|S| 
1| |B|B| | |C|C|C|C|C|S| | |3