(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[http://senseis.xmp.net/?HitachiNumber314/IntermediateSolution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?HitachiNumber314/IntermediateSolution

Variation]
PL[W]

AB[eb][fb][dc][gc][hc][gd][id][ce][de][ge][he][ie][ef][ff]
AW[db][hb][ib][jb][bc][jc][bd][dd][ed][fd][jd][be][je][cf][hf][if][dg][eg][fg][gg]

;W[cd]C[W1]MN[1]
;B[cb]C[B2]MN[2]

;
)
