(;GM[1]FF[4]SZ[9]
GN[]
PC[http://senseis.xmp.net/?TheArtOf9x9Go/yokoyama111]AP[GoWiki:2009]
DT[2016-10-21]
C[Diagram from http://senseis.xmp.net/?TheArtOf9x9Go/yokoyama111

]
PL[W]

AB[cb][fb][dc][ec][fc][hc][ee][cf][df][ef][ff][cg][fg][gg]
AW[eb][gb][gc][dd][ed][fd][hd][dg][eg][hg][fh][gh][hh]
MA[dg][eg]
LB[eh:a]

;W[cd]C[W28]MN[28]
;B[ch]C[B29]MN[29]

;MA[dg][eg]
LB[eh:a]
)
