(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[https://senseis.xmp.net/?GokyoShumyoSection2Problem2]AP[GoWiki:2009]
DT[2023-01-04]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection2Problem2

Black to kill]
PL[B]

AB[fb][fc][bd][cd][ed][cf]
AW[bb][eb][cc][dc]
CR[cf]


;CR[cf]
)
