(;GM[1]FF[4]SZ[19]
GN[Solution: Ko]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem274/Solution]AP[GoWiki:2009]
DT[2023-02-10]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem274/Solution

Solution: Ko]
PL[W]

AB[ra][ob][mc][nc][qc][ld][qd][rd][le][mf][nf][qf][og][rg]
AW[qa][pb][qb][sb][pc][rc][md][nd][od][pd][me][lf][lg]

;W[lc]C[W1]MN[1]
;B[kc]C[B2]MN[2]
;W[lb]C[W3]MN[3]
;B[kb]C[B4]MN[4]
;W[nb]C[W5]MN[5]
;B[mb]C[B6]MN[6]
;W[oa]C[W7]MN[7]
;B[na]C[B8]MN[8]
;W[oc]C[W9]MN[9]
;B[la]C[B10]MN[10]

;
)
