(;GM[1]FF[4]SZ[9]
GN[]
PC[http://senseis.xmp.net/?TheArtOf9x9Go/yokoyama111]AP[GoWiki:2009]
DT[2016-11-05]
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][ch]
AW[eb][gb][gc][cd][dd][ed][fd][hd][dg][eg][hg][fh][gh][hh]
LB[hb:b][hf:a]

;W[eh]C[W30]MN[30]
;B[ga]C[B31]MN[31]

;LB[hb:b][hf:a]
)
