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

continued]
PL[B]

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

;B[oc]C[B1]MN[1]
;W[me]C[W2]MN[2]
;B[mf]C[B3]MN[3]
;W[of]C[W4]MN[4]

;
)
