(;GM[1]FF[4]SZ[19]
GN[Failure (B7 at W4)]
PC[http://senseis.xmp.net/?GokyoShumyoSection6Problem9/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection6Problem9/Solution

Failure (B7 at W4)]
PL[B]

AB[fa][bb][ib][bc][ic][ed]
AW[cc][dc][ec][fc][gc][hc][bd][ce]

;B[da]C[B1]MN[1]
;W[hb]C[W2]MN[2]
;B[ha]C[B3]MN[3]
;W[ga]C[W4]MN[4]
;B[gb]C[B5]MN[5]
;W[fb]C[W6]MN[6]
;B[ga]C[B7]MN[7]
;W[ea]C[W8]MN[8]
;B[eb]C[B9]MN[9]
;W[db]C[W10]MN[10]

;
)
