(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem79/Solution]AP[GoWiki:2009]
DT[2023-02-09]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem79/Solution

Variation]
PL[W]

AB[ma][kb][lb][mb][pb][qb][mc][oc][kd][ld][od]
AW[ia][ka][ra][hb][jb][rb][ic][lc][qc][id][md][pd][rd][je][ke][le][me][ne][oe]

;W[ob]C[W1]MN[1]
;B[oa]C[B2]MN[2]
;W[nb]C[W3]MN[3]
;B[nc]C[B4]MN[4]
;W[pc]C[W5]MN[5]
;B[na]C[B6]MN[6]
;W[qa]C[W9]MN[9]

;
)
