(;GM[1]FF[4]SZ[19]
GN[[Dosaku\] ([White\]) - [Yasui Chitetsu\] ([Black\])]
PC[http://senseis.xmp.net/?OverconcentratedShape]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OverconcentratedShape

[Dosaku\] ([White\]) - [Yasui Chitetsu\] ([Black\])]
PL[B]

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

;B[mc]C[B1]MN[1]
;W[md]C[W2]MN[2]
;B[ld]C[B3]MN[3]
;W[ed]C[W4]MN[4]
;B[ec]C[B5]MN[5]
;W[fd]C[W6]MN[6]
;B[gc]C[B7]MN[7]
;W[gd]C[W8]MN[8]
;B[hc]C[B9]MN[9]

;
)
