(;GM[1]FF[4]SZ[19]
GN[Seki]
PC[http://senseis.xmp.net/?Nakade/Version20061016]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?Nakade/Version20061016

Seki]
PL[W]

AB[da][cb][db][bc][cc][ad][bd]
AW[ea][eb][dc][ec][cd][ae][be][ce][ee]

;W[ba]C[W1]MN[1]
;B[ab]C[B2]MN[2]
;W[bb]C[W3]MN[3]

;
)
