bxer7 cxer7y dxer exer7 fxer7y
0nfr7y 1nfr 2nfr7 3nfr7y 4nfr
pegr qegr7 regr7y segr tegr7
e5gr7 f5gr7y g5gr h5gr7 i5gr7y
3vhr7y 4vhr 5vhr7 6vhr7y 7vhr