(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[http://senseis.xmp.net/?GokyoShumyoSection2Problem47]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection2Problem47

Black to kill]
PL[B]

AB[bb][gb][bc][hc][ic][cd][dd][gd][jd][fe][he][cg]
AW[cb][fb][hb][cc][ec][fc][gc][hd]


;
)
