(;GM[1]FF[4]SZ[5]
GN[Black to play and win]
PC[http://senseis.xmp.net/?GoneProblem2]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GoneProblem2

Black to play and win]
PL[B]

AB[ba][da][ab][cc][dd]
AW[ca][ea][ad][bd][ed]


;
)
