(;GM[1]FF[4]SZ[8:4]
GN[Variation]
PC[http://senseis.xmp.net/?NoPassGoProblem1/Solution]AP[GoWiki:2009]
DT[2013-06-17]
C[Diagram from http://senseis.xmp.net/?NoPassGoProblem1/Solution

Variation]
PL[W]

AB[ea][ab][bb][cb][db][eb][fb][gb][hb][cd][fd][gd]
AW[fa][ga][ac][bc][cc][dc][ec][fc][gc][hc][bd][ed]

;B[aa]C[B6]MN[6]
;W[ca]C[W7]MN[7]
;B[ba]C[B8]MN[8]
;W[ad]C[W9]MN[9]

;
)
