(;GM[1]FF[4]SZ[19]
GN[Search Pattern]
PC[https://senseis.xmp.net/?StaircaseStatistics]AP[GoWiki:2009]
DT[2021-02-02]
C[Diagram from https://senseis.xmp.net/?StaircaseStatistics

Search Pattern]
PL[B]

AB[ii][jj]
AW[ij][jk]
LB[ji:d][hj:b][kj:c][ik:a][kk:e]


;LB[ji:d][hj:b][kj:c][ik:a][kk:e]
)
