(;GM[1]FF[4]SZ[19]
GN[ko]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem257/Solution]AP[GoWiki:2009]
DT[2023-02-04]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem257/Solution

ko]
PL[W]

AB[kb][lb][qb][qc][ld][le][me][oe][qe][of][qf]
AW[mb][pb][mc][pc][md][nd][od][pd]
LB[qa:a][ob:b][re:c]

;W[qd]C[W1]MN[1]
;B[rd]C[B2]MN[2]
;W[rc]C[W3]MN[3]
;B[rb]C[B4]MN[4]
;W[sb]C[W5]MN[5]
;B[sc]C[B6]MN[6]
;W[ra]C[W7]MN[7]
;B[sa]C[B8]MN[8]

;LB[qa:a][ob:b][re:c]
)
