(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?TwoSquares/Sandbox]AP[GoWiki:2009]
DT[2018-10-20]
C[Diagram from http://senseis.xmp.net/?TwoSquares/Sandbox

]
PL[W]

AB[aa][ca][bb][db][dc][bd][dd][be]
AW[da][ea][eb][bc][ec][ed][de][ee][bf][cf]

;W[cd]C[W5]MN[5]
;B[ce]C[B6]MN[6]
;W[cc]C[W7]MN[7]
;B[cb]C[B8]MN[8]
;W[ac]C[W9]MN[9]

;
)
