(;GM[1]FF[4]SZ[19]
GN[Comb formation]
PC[http://senseis.xmp.net/?LGroup/Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?LGroup/Discussion

Comb formation]
PL[B]

AB[ca][cb][cc][ad][bd]
AW[db][eb][dc][cd][dd][be][ee][bf]
LB[bc:a]


;LB[bc:a]
)
