(;GM[1]FF[4]SZ[19]
GN[Here it is a ko.]
PC[http://senseis.xmp.net/?BQM539]AP[GoWiki:2009]
DT[2011-05-01]
C[Diagram from http://senseis.xmp.net/?BQM539

Here it is a ko.]
PL[W]

AB[eb][fb][ec][dd][df]
AW[db][gb][hb][fc][ic][fd][gd][hd]
CR[db]

;W[ce]C[W1]MN[1]
;B[de]C[B2]MN[2]
;W[cc]C[W3]MN[3]
;B[cd]C[B4]MN[4]
;W[bd]C[W5]MN[5]
;B[be]C[B6]MN[6]
;W[bb]C[W7]MN[7]
;B[ad]C[B8]MN[8]
;W[ac]C[W9]MN[9]

;CR[db]
)
