(;GM[1]FF[4]SZ[19]
GN[White to play and live by [oiotoshi\]. The solution is a ko.]
PC[http://senseis.xmp.net/?GokyoShumyoSection5Problem5]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection5Problem5

White to play and live by [oiotoshi\]. The solution is a ko.]
PL[W]

AB[bb][eb][bc][cc][fc][ad][be][de][ee][bf][bg][dg][ch][eh]
AW[cb][db][dc][bd][cd][dd][ce][cf][cg]


;
)
