(;GM[1]FF[4]SZ[19]
GN[Black invites a ko]
PC[http://senseis.xmp.net/?VER2003B17Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?VER2003B17Discussion

Black invites a ko]
PL[B]

AB[lc][oc][pd][df][di][qo][dp][jq]
AW[cc][nc][fd][nd][pf][pn][op][pq]
CR[pf]
LB[qb:a][qm:b]

;B[oe]C[B1]MN[1]
;W[od]C[W2]MN[2]
;B[pe]C[B3]MN[3]
;W[pc]C[W4]MN[4]
;B[qc]C[B5]MN[5]
;W[ob]C[W6]MN[6]
;B[pb]C[B7]MN[7]
;W[ld]C[W8]MN[8]
;B[kd]C[B9]MN[9]
;W[le]C[W10]MN[10]

;CR[pf]
LB[qb:a][qm:b]
)
