(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[https://senseis.xmp.net/?IgoHatsuyoRonProblem123]AP[GoWiki:2009]
DT[2023-02-03]
C[Diagram from https://senseis.xmp.net/?IgoHatsuyoRonProblem123

Black to play]
PL[B]

AB[qb][rb][pc][nd][pd][of][og][qg][rg][oh][qh][pi][qi][pj][rj]
AW[qc][qd][qe][pf][pg][ph][rh][oi][ri][oj][qj][pk][qk][rk]


;
)
