(;GM[1]FF[4]SZ[19]
GN[The two-space extension]
PC[https://senseis.xmp.net/?TwoSpaceExtension]AP[GoWiki:2009]
DT[2020-06-08]
C[Diagram from https://senseis.xmp.net/?TwoSpaceExtension

The two-space extension]
PL[B]

AB[dc][oc][qd][ce]
AW[ic]

;B[gc]C[B1]MN[1]
;W[lc]C[W2]MN[2]

;
)
