(;GM[1]FF[4]SZ[19]
GN[Black to play (ii)]
PC[https://senseis.xmp.net/?IgoHatsuyoRonProblem119/Solution]AP[GoWiki:2009]
DT[2023-02-03]
C[Diagram from https://senseis.xmp.net/?IgoHatsuyoRonProblem119/Solution

Black to play (ii)]
PL[B]

AB[ga][ha][cb][ib][lb][dc][fc][ic][lc][nc][cd][ed][id][jd][ld][ge][he][je][ke]
AW[db][fb][gb][hb][kb][ec][hc][kc][mc][hd][kd][md][ie][le][if][jf][kf][mf]
CR[ha]

;B[ja]C[B1]MN[1]
;W[ka]C[W2]MN[2]
;B[la]C[B3]MN[3]
;W[mb]C[W4]MN[4]
;B[eb]C[B5]MN[5]
;W[fa]C[W6]MN[6]
;B[gd]C[B7]MN[7]
;W[ia]C[W8]MN[8]
;W[ma]C[W10]MN[10]

;CR[ha]
)
