at3s bt3sp ct3spb dt3s et3sp

zj4sp 0j4spb 1j4s 2j4sp 3j4spb

oa5spb pa5s qa5sp ra5spb sa5s

d15s e15sp f15spb g15s h15sp

2r6sp 3r6spb 4r6s 5r6sp 6r6spb