(;GM[1]FF[4]SZ[19]
GN[]
PC[https://senseis.xmp.net/?TwoSquares]AP[GoWiki:2009]
DT[2022-02-10]
C[Diagram from https://senseis.xmp.net/?TwoSquares

]
PL[B]

AB[dc]
AW[ce]


;
)
