(;GM[1]FF[4]SZ[19]
GN[White to make ko]
PC[http://senseis.xmp.net/?GokyoShumyoSection3Problem6]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection3Problem6

White to make ko]
PL[W]

AB[ca][db][eb][bc][cc]
AW[fb][dc][ec][fc][bd][cd]


;
)
