(;GM[1]FF[4]SZ[19]
GN[Ko]
PC[http://senseis.xmp.net/?BeginnerExercise110/Attempts]AP[GoWiki:2009]
DT[2012-09-27]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise110/Attempts

Ko]
PL[W]

AB[cc][cd][ce][cf][df][ah][ch][cj][dj][ej][fk][el][gl]
AW[db][dc][de][ee][ef][dg][bh][dh][fh][di][fi][fj][gk][hk]

;W[ci]C[W1]MN[1]
;B[bi]C[B2]MN[2]
;W[cg]C[W3]MN[3]
;B[bg]C[B4]MN[4]

;
)
