(;GM[1]FF[4]SZ[5:4]
GN[Approach ko]
PC[http://senseis.xmp.net/?TwoStepKo]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TwoStepKo

Approach ko]
PL[B]

AB[aa][ba][ab][ac][bc][bd][cd]
AW[ca][da][ea][bb][db][cc][dc][dd][ed]


;
)
