(;GM[1]FF[4]SZ[19]
GN[solution]
PC[http://senseis.xmp.net/?GokyoShumyoSection5Problem16/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection5Problem16/Solution

solution]
PL[W]

AB[ia][cb][gb][hb][jb][cc][ec][fc][gc][kc][cd][be][bf][cf]
AW[ba][bb][fb][ib][bc][hc][ic][bd][dd][fd][gd][ce][de][he]
CR[fb]

;W[dc]C[W1]MN[1]
;B[db]C[B2]MN[2]
;W[eb]C[W3]MN[3]
;B[fa]C[B4]MN[4]
;W[da]C[W5]MN[5]
;B[ea]C[B6]MN[6]
;W[ca]C[W9]MN[9]

;CR[fb]
)
