(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem77]AP[GoWiki:2009]
DT[2018-08-02]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem77

Black to play]
PL[B]

AB[pb][qb][rb][oc][qc][od][of][og][ph][pi][pj][qk][rk][ql]
AW[pc][rc][pd][qd][pf][pg][qh][qi][rj]


;
)
