(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?HitachiNumber9/Hint]AP[GoWiki:2009]
DT[2014-08-22]
C[Diagram from http://senseis.xmp.net/?HitachiNumber9/Hint

Black to play]
PL[B]

AB[dc][ec][fc][gc][bd][cd][gd][be][ge][ff][gg]
AW[cb][hb][cc][ic][dd][ed][fd][ce][ie][bf][cf][ef][gf][hf][dg]
CR[dc][ec][fc][gc][gd][ge]
SQ[gg]
LB[fe:a][fg:b]


;CR[dc][ec][fc][gc][gd][ge]
SQ[gg]
LB[fe:a][fg:b]
)
