(;GM[1]FF[4]SZ[19]
GN[White to play]
PC[https://senseis.xmp.net/?IgoHatsuyoRonProblem97/Solution]AP[GoWiki:2009]
DT[2023-02-01]
C[Diagram from https://senseis.xmp.net/?IgoHatsuyoRonProblem97/Solution

White to play]
PL[W]

AB[rc][qd][pe][qe][pf][ph][qi][qj]
AW[qb][rb][oc][qc][ne][of][qf][oh][oi][ok][pk][rk][ql]
LB[sc:a]

;W[qg]C[W1]MN[1]
;B[pg]C[B2]MN[2]
;W[si]C[W3]MN[3]
;B[rh]C[B4]MN[4]
;W[sf]C[W5]MN[5]
;B[se]C[B6]MN[6]
;W[rg]C[W7]MN[7]
;B[sh]C[B8]MN[8]
;W[re]C[W9]MN[9]
;B[rd]C[B10]MN[10]

;LB[sc:a]
)
