(;GM[1]FF[4]SZ[19]
GN[Add Black's answer?]
PC[http://senseis.xmp.net/?VeryArtificialProblem/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?VeryArtificialProblem/Attempts

Add Black's answer?]
PL[W]

AB[cb][cc][bd][cd][bf][cf][ch]
AW[aa][ba][ab][bb][db][ac][bc][ad][be][af][bg]
LB[ca:a][ec:b]

;W[cg]C[W1]MN[1]

;LB[ca:a][ec:b]
)
