bc9dk ac9d 9b9dk7 8b9dk 7b9d
ml8d ll8dk7 kl8dk jl8d il8dk7
xu7dk7 wu7dk vu7d uu7dk7 tu7dk
836dk 736d 636dk7 536dk 436d
jd6d id6dk7 hd6dk gd6d fd6dk7