(;GM[1]FF[4]SZ[19]
GN[N.copy(S.expandsTo(W))]
PC[http://senseis.xmp.net/?BinMatrix]AP[GoWiki:2009]
DT[2011-06-14]
C[Diagram from http://senseis.xmp.net/?BinMatrix

N.copy(S.expandsTo(W))]
PL[B]

AW[ca][cb][cc][dd][ed][fd]
CR[ca][cb][ed][fd]


;CR[ca][cb][ed][fd]
)
