(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?TilingThePlane]AP[GoWiki:2009]
DT[2012-11-17]
C[Diagram from http://senseis.xmp.net/?TilingThePlane

]
PL[B]

AB[gg][ig][gh][hh][ih][gi][ii][jj][lj][jk][kk][lk][jl][ll]
AW[jg][kg][lg][kh][ji][ki][li][gj][hj][ij][hk][gl][hl][il]


;
)
