(;GM[1]FF[4]SZ[19]
GN[Invasion weakens the outside]
PC[http://senseis.xmp.net/?ImmediateLife]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ImmediateLife

Invasion weakens the outside]
PL[W]

AB[ec][dd][id][df]
AW[fc][fd]
CR[fc][fd][id]
LB[bf:b][cf:a]

;W[cc]C[W1]MN[1]
;B[eb]C[B2]MN[2]
;W[ce]C[W3]MN[3]
;B[de]C[B4]MN[4]

;CR[fc][fd][id]
LB[bf:b][cf:a]
)
