(;GM[1]FF[4]SZ[19]
GN[Black to play and live]
PC[http://senseis.xmp.net/?OD1PAug17Problem/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OD1PAug17Problem/Solution

Black to play and live]
PL[B]

AB[en][fn][gn][hn][in][do][cp][ep][dq]
AW[em][fm][gm][hm][im][jm][cn][dn][jn][co][ko][ip][jp][fq][hq][cr]
CR[cr]

;B[cq]C[B1]MN[1]
;W[dr]C[W2]MN[2]
;B[er]C[B3]MN[3]
;W[eq]C[W4]MN[4]
;B[fr]C[B5]MN[5]
;W[gr]C[W6]MN[6]
;B[fp]C[B7]MN[7]
;W[gq]C[W8]MN[8]
;B[br]C[B9]MN[9]
;W[fs]C[W10]MN[10]

;CR[cr]
)
