(;GM[1]FF[4]SZ[19]
GN[Failure: Ko]
PC[http://senseis.xmp.net/?TsumegoFromGames119/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames119/Solution

Failure: Ko]
PL[W]

AB[ca][bb][db][dc][ad][bd][cd][be]
AW[da][ea][eb][ec][dd][ed][ae][ce][af][bf][df]

;W[ab]C[W1]MN[1]
;B[aa]C[B2]MN[2]
;W[ba]C[W3]MN[3]
;B[cb]C[B4]MN[4]
;W[bc]C[W5]MN[5]

;
)
