(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?KyuExercise89/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?KyuExercise89/Solution

Failure]
PL[W]

AB[cm][em][gm][hm][in][jn][bo][co][lo][fp][gp][dq][hq][iq][jq][lq][dr][er][fr][hr][ir][kr][mr]
AW[hn][eo][fo][go][cp][dp][ep][hp][ip][jp][kp][cq][eq][kq][cr][jr][fs][gs]

;W[gq]C[W1]MN[1]
;B[gr]C[B2]MN[2]
;W[fq]C[W3]MN[3]
;B[ar]C[B4]MN[4]

;
)
