(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[http://senseis.xmp.net/?KyuExercise1/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?KyuExercise1/Attempts

Black to kill]
PL[B]

AB[bb][ac][ec][gc][bd][cd][dd][ed]
AW[ea][ga][db][eb][gb][bc][cc][dc][fc]
CR[ec][fc][gc]

;B[hc]C[B1]MN[1]
;W[fd]C[W2]MN[2]
;B[ge]C[B3]MN[3]
;W[fe]C[W4]MN[4]
;B[ff]C[B5]MN[5]
;W[ee]C[W6]MN[6]
;B[ef]C[B7]MN[7]
;W[de]C[W8]MN[8]
;B[bf]C[B9]MN[9]

;CR[ec][fc][gc]
)
