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

]
PL[W]

AB[ii][ji][jj][ik]
AW[ih][jh][hi][ki][hj][kj][hk]

;W[jk]C[W1]MN[1]
;B[ij]C[B2]MN[2]
;W[il]C[W3]MN[3]

;
)
