(;GM[1]FF[4]SZ[19]
GN[solution?]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem47/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem47/Attempts

solution?]
PL[W]

AB[cb][db][fb][dc][fc][bd][cd][cf]
AW[bb][gb][bc][cc][gc][dd][ed][fd][gd]

;W[ba]C[W1]MN[1]
;B[ac]C[B2]MN[2]
;W[da]C[W3]MN[3]
;B[ea]C[B4]MN[4]
;W[ec]C[W5]MN[5]
;B[ca]C[B6]MN[6]
;W[eb]C[W7]MN[7]

;
)
