(;GM[1]FF[4]SZ[19]
GN[Mistakes]
PC[http://senseis.xmp.net/?SnapbackProblem33/Attempt]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SnapbackProblem33/Attempt

Mistakes]
PL[W]

AB[bb][db][dc][dd][ae][be][ce]
AW[eb][ec][ed][de][af][bf][cf][ef]

;W[bc]C[W1]MN[1]
;B[ac]C[B2]MN[2]
;W[cd]C[W3]MN[3]
;B[ad]C[B4]MN[4]
;W[da]C[W5]MN[5]
;B[ca]C[B6]MN[6]
;W[ea]C[W7]MN[7]
;B[cb]C[B8]MN[8]

;
)
