(;GM[1]FF[4]SZ[19]
GN[Another attempt]
PC[http://senseis.xmp.net/?BeginnerExercise246/Solution]AP[GoWiki:2009]
DT[2010-08-13]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise246/Solution

Another attempt]
PL[B]

AB[bb][cb][gb][dc][gc][ic][ad][hd][he][cf][ef][gf][bg][cg][eg][fg][gg]
AW[ab][ac][bc][fc][cd][ed][gd][be][ce][de][ee][fe][bf][ff]

;B[ec]C[B1]MN[1]
;W[fb]C[W2]MN[2]
;B[fa]C[B3]MN[3]
;W[eb]C[W4]MN[4]
;B[ea]C[B5]MN[5]
;W[db]C[W6]MN[6]
;B[da]C[B7]MN[7]
;W[fd]C[W8]MN[8]
;B[cc]C[B9]MN[9]

;
)
