(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[https://senseis.xmp.net/?IgoHatsuyoRonProblem142]AP[GoWiki:2009]
DT[2023-02-03]
C[Diagram from https://senseis.xmp.net/?IgoHatsuyoRonProblem142

Black to play]
PL[B]

AB[oa][pb][qb][rb][sb][oc][md][nd][od][pd][pg][qh][qi]
AW[mb][nb][ob][kc][nc][pc][qc][rc][qe][qg][rg][qj][rj]


;
)
