(;GM[1]FF[4]SZ[9]
GN[Diagram 2]
PC[http://senseis.xmp.net/?33PointInvasionQuery4]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?33PointInvasionQuery4

Diagram 2]
PL[B]

AB[ea][cb][eb][cc][dc]
AW[db][fb][ec][cd][dd][fd]

;B[bd]C[B1]MN[1]
;W[be]C[W2]MN[2]
;B[ac]C[B3]MN[3]
;W[cf]C[W4]MN[4]

;
)
