(;GM[1]FF[4]SZ[19]
GN[Black is dead]
PC[http://senseis.xmp.net/?OD1PAug11Problem/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OD1PAug11Problem/Solution

Black is dead]
PL[B]

AB[rm][ro][rp][sp][qq][rq][nr][or][pr][sr]
AW[ql][rl][pm][qn][pp][qp][mq][nq][oq][pq][mr][qr][rr]

;W[rs]C[W4]MN[4]
;B[ps]C[B5]MN[5]
;W[ns]C[W6]MN[6]
;B[sq]C[B7]MN[7]
;W[rn]C[W8]MN[8]

;
)
