(;GM[1]FF[4]SZ[19]
GN[Ko]
PC[https://senseis.xmp.net/?TwoSquares]AP[GoWiki:2009]
DT[2024-01-10]
C[Diagram from https://senseis.xmp.net/?TwoSquares

Ko]
PL[B]

AB[db][cc][ec][dd]
AW[eb][dc][fc][ed]
CR[dc]


;CR[dc]
)
