(;GM[1]FF[4]SZ[19]
GN[approach ko]
PC[https://senseis.xmp.net/?TsumegoFromGames55/Attempts]AP[GoWiki:2009]
DT[2022-12-25]
C[Diagram from https://senseis.xmp.net/?TsumegoFromGames55/Attempts

approach ko]
PL[W]

AB[ba][cb][db][fb][gb][fc][bd][fd][be][fe][ff][ag][cg][fg][bh][ch][dh]
AW[bb][hb][bc][cc][gc][hc][dd][de][ge][af][bf][cf][gf][bg][dg][gg]
LB[dc:b][ad:a][ae:c]

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

;LB[dc:b][ad:a][ae:c]
)
