(;GM[1]FF[4]SZ[19]
GN[Black wins ko]
PC[http://senseis.xmp.net/?BQM459]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM459

Black wins ko]
PL[B]

AB[aa][ba][ca][ab][cb][db][dc]
AW[bb][ac][bc][cc][cd][dd]


;
)
