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

]
PL[B]

AB[dc][dd][ce][cf]
AW[cc][cd][be][bf]

;B[bg]C[B1]MN[1]

;
)
