(;GM[1]FF[4]SZ[19]
GN[Black to live]
PC[http://senseis.xmp.net/?GokyoShumyoSection2Problem29/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection2Problem29/Solution

Black to live]
PL[B]

AB[bb][eb][cc][ec][cd][dd][be]
AW[db][fb][bc][fc][hc][bd][fd][ce][ee][bf][cf][ch]

;B[ac]C[B1]MN[1]
;W[ae]C[W2]MN[2]
;B[ca]C[B3]MN[3]

;
)
