(;GM[1]FF[4]SZ[19]
GN[Not enough]
PC[https://senseis.xmp.net/?TwoSquares]AP[GoWiki:2009]
DT[2024-01-12]
C[Diagram from https://senseis.xmp.net/?TwoSquares

Not enough]
PL[B]

AB[dd][ed][fd][de][fe][df][ef][ff]
AW[dc][ec][fc][cd][gd][ce][ee][ge][cf][gf][dg][eg][fg]
CR[ee]


;CR[ee]
)
