(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?UnderTheStonesProblem2/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?UnderTheStonesProblem2/Solution

Failure]
PL[B]

AB[bo][do][ap][cp][dp][dq][eq][dr][fr][bs][cs]
AW[cn][dn][en][co][fo][bp][bq][cq][fq][gq][ar][br][cr][hr]

;B[ao]C[B1]MN[1]
;W[bn]C[W2]MN[2]
;B[ds]C[B3]MN[3]
;W[an]C[W4]MN[4]
;B[as]C[B5]MN[5]
;W[aq]C[W6]MN[6]

;
)
