(;GM[1]FF[4]SZ[19]
GN[Double ko Anti-seki]
PC[http://senseis.xmp.net/?AntiSeki]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?AntiSeki

Double ko Anti-seki]
PL[B]

AB[ca][ea][db][eb][cc][dc][bd][dd][ae][be][ce][de]
AW[ba][fa][ab][bb][cb][fb][bc][ec][fc][ad][ed][ee][af][bf][cf][df][ef]
SQ[ca][ad]


;SQ[ca][ad]
)
