(;GM[1]FF[4]SZ[19]
GN[A Black L-Group]
PC[http://senseis.xmp.net/?ArticleOfTheWeek/Archive20091]AP[GoWiki:2009]
DT[2009-08-10]
C[Diagram from http://senseis.xmp.net/?ArticleOfTheWeek/Archive20091

A Black L-Group]
PL[B]

AB[cb][cc][bd][cd]
AW[db][fb][dc][dd][be][ce][de][bg]


;
)
