(;GM[1]FF[4]SZ[19]
GN[Approach ko]
PC[https://senseis.xmp.net/?posting=11391]AP[GoWiki:2009]
DT[2019-07-04]
C[Diagram from https://senseis.xmp.net/?posting=11391

Approach ko]
PL[W]

AB[ca][ea][db][eb][dc][ad][bd][cd][de][cf][ef]
AW[aa][ba][ab][cb][fb][gb][ac][bc][cc][fc][dd][ed][gd]

;W[da]C[W1]MN[1]
;B[ch]C[B2]MN[2]
;W[ec]C[W3]MN[3]
;B[dh]C[B4]MN[4]
;W[fa]C[W5]MN[5]
;B[eh]C[B6]MN[6]

;
)
