(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[http://senseis.xmp.net/?RTGProblem97/Attempts]AP[GoWiki:2009]
DT[2014-07-18]
C[Diagram from http://senseis.xmp.net/?RTGProblem97/Attempts

Black to kill]
PL[B]

AB[pk][rk][sk][ql][om][pm][mn][on][rn][ro][mp][nq][oq][pq][qq][rr]
AW[rl][qm][rm][qn][qo][op][pp][qp][rq][sr]

;B[rp]C[B1]MN[1]
;W[sp]C[W2]MN[2]
;B[qs]C[B3]MN[3]
;W[sl]C[W4]MN[4]
;B[ss]C[B5]MN[5]

;
)
