(;GM[1]FF[4]SZ[19]
GN[Ko]
PC[https://senseis.xmp.net/?GokyoShumyoSection3Problem73/Solution]AP[GoWiki:2009]
DT[2023-01-03]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection3Problem73/Solution

Ko]
PL[W]

AB[nb][rb][sb][oc][pc][qc][nd][pd]
AW[la][lc][mc][nc][rc][od][qd][sd][oe][pe][qe][re]

;W[pa]C[W1]MN[1]
;B[ob]C[B2]MN[2]
;W[qb]C[W3]MN[3]
;B[pb]C[B4]MN[4]
;W[ra]C[W5]MN[5]

;
)
