(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?KyuExercise107]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?KyuExercise107

Black to play]
PL[B]

AB[ca][bb][db][cc][ec][fc][fd][fe][bf][ff][bg][cg][eg][fg][ch][dh][gh][bi][gi][gj][gk][fl][em][dn][fn][co][do][eo][dp][cq]
AW[dc][bd][cd][dd][ed][be][de][ge][cf][df][dg][eh][ci][di][fi][bj][fj][fk][dl][el][dm][bn][cn][bo]
CR[bg]


;CR[bg]
)
