(;GM[1]FF[4]SZ[19]
GN[Black has a ko threat (Black 5 at the marked stone)]
PC[http://senseis.xmp.net/?44PointLowApproachTsukenobiDegiri]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?44PointLowApproachTsukenobiDegiri

Black has a ko threat (Black 5 at the marked stone)]
PL[B]

AB[cb][db][bc][dc][gc][hc][cd][dd][fd][ee][fe][bf][cf][df][cj]
AW[bb][eb][gb][hb][ac][ec][fc][jc][bd][ed][gd][be][ce][de]
CR[bc]

;B[ae]C[B1]MN[1]
;W[cc]C[W2]MN[2]
;B[ea]C[B3]MN[3]
;W[fb]C[W4]MN[4]

;CR[bc]
)
