(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?GokyoShumyoSection1Problem83/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection1Problem83/Attempts

Failure]
PL[W]

AB[qa][ra][sa][qb][sb][jc][kc][nc][oc][pc][rc][rd][le][lf][rf][ng][og][qg][qi]
AW[mc][qc][nd][od][qd][sd][me][qe][re][of]

;W[nb]C[W1]MN[1]
;B[ob]C[B2]MN[2]
;W[mb]C[W3]MN[3]
;B[na]C[B4]MN[4]
;W[ma]C[W5]MN[5]
;B[oa]C[B6]MN[6]
;W[kb]C[W7]MN[7]
;B[jb]C[B8]MN[8]
;W[ka]C[W9]MN[9]
;B[nf]C[B10]MN[10]

;
)
