(;GM[1]FF[4]SZ[19]
GN[[J Group\]]
PC[http://senseis.xmp.net/?CornerShapes]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?CornerShapes

[J Group\]]
PL[B]

AB[cb][cc][ad][cd][be]
AW[db][eb][fb][dc][dd][ce][bf][cf][bh]
CR[db][ad]
LB[da:b][ae:c][af:a]


;CR[db][ad]
LB[da:b][ae:c][af:a]
)
