(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?posting=5501]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?posting=5501

]
PL[W]

AB[ca][da][ab][db][dc][dd][ae][de][cf][ag][bg][cg]
AW[ba][cb][cc][bd][cd][ce][af][bf]

;W[bb]C[W1]MN[1]
;B[ac]C[B2]MN[2]
;W[be]C[W3]MN[3]
;B[ad]C[B4]MN[4]

;
)
