(;GM[1]FF[4]SZ[19]
GN[Combination]
PC[http://senseis.xmp.net/?BasicEndgameTheory]AP[GoWiki:2009]
DT[2017-03-26]
C[Diagram from http://senseis.xmp.net/?BasicEndgameTheory

Combination]
PL[B]

AB[ba][da][ab][bb][cb][db][bc][dc][bd][dd]
AW[ea][eb][ec][ed][ae][be][ce][de][ee]
LB[ad:a][cd:b]


;LB[ad:a][cd:b]
)
