(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem159]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem159

Black to play]
PL[B]

AB[kc][lc][md][oe][of][pg][rg][ph][rh][oi][oj][nk]
AW[pc][kd][pf][qf][mg][og][oh][pi][qi][qk][pl]


;
)
