(;GM[1]FF[4]SZ[19]
GN[Variation at B6]
PC[https://senseis.xmp.net/?GokyoSeimyoVolume3Problem121/Solution]AP[GoWiki:2009]
DT[2023-02-17]
C[Diagram from https://senseis.xmp.net/?GokyoSeimyoVolume3Problem121/Solution

Variation at B6]
PL[W]

AB[na][pa][ob][jc][kc][mc][nc][pc][ke][le][ne][oe][ng]
AW[kb][mb][nb][pb][qb][lc][qc][ld][qd][pe][nf][pf][og]

;W[od]C[W1]MN[1]
;B[nd]C[B2]MN[2]
;W[oc]C[W3]MN[3]
;B[pd]C[B4]MN[4]
;W[ma]C[W7]MN[7]
;B[oa]C[B8]MN[8]
;W[qa]C[W9]MN[9]

;
)
