(;GM[1]FF[4]SZ[19]
GN[Perhaps a better result?]
PC[http://senseis.xmp.net/?ShapeProblem3]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ShapeProblem3

Perhaps a better result?]
PL[B]

AB[dc][ec][ed][ee][df]
AW[cb][cc][dd][de]

;B[be]C[B1]MN[1]
;W[cf]C[W2]MN[2]
;B[ce]C[B3]MN[3]
;W[cd]C[W4]MN[4]
;B[cg]C[B5]MN[5]
;W[bd]C[W6]MN[6]
;B[bf]C[B7]MN[7]
;W[ac]C[W8]MN[8]

;
)
