(;GM[1]FF[4]SZ[7]
GN[Diagram13 (21-23)]
PC[http://senseis.xmp.net/?7x7ArticleByJDavies]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?7x7ArticleByJDavies

Diagram13 (21-23)]
PL[B]

AB[ab][cb][bc][cc][ec][fc][dd][ce][de][bf][df][ef][ff][cg]
AW[ba][ca][db][eb][fb][dc][bd][cd][ed][fd][be][ee][af]

;B[ge]C[B21]MN[21]
;W[gc]C[W22]MN[22]
;B[fe]C[B23]MN[23]

;
)
