(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem39/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem39/Solution

]
PL[B]

AB[cb][cc][dc][hc][jc][dd][ee][fe][ge]
AW[db][eb][bc][bd][ed][fd][ce][de]

;B[ec]C[B1]MN[1]
;W[fc]C[W2]MN[2]
;B[fb]C[B3]MN[3]
;W[gb]C[W4]MN[4]
;B[fa]C[B5]MN[5]
;W[ga]C[W6]MN[6]
;B[gc]C[B7]MN[7]

;
)
