(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[http://senseis.xmp.net/?GokyoShumyoSection2Problem18]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection2Problem18

Black to kill]
PL[B]

AB[cb][db][hb][ec][ic][bd][cd][dd][ed][ge][ie][cg]
AW[bb][eb][fb][bc][cc][dc][gc]


;
)
