(;GM[1]FF[4]SZ[5:1]
GN[white re-takes the right ko]
PC[http://senseis.xmp.net/?LinearBoards]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?LinearBoards

white re-takes the right ko]
PL[W]

AB[aa][ca]

;W[da]C[W1]MN[1]

;
)
