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

Inviting a fight]
PL[W]

AB[ic][lc]
LB[lb:b][ld:a]

;W[jd]C[W1]MN[1]
;B[id]C[B2]MN[2]
;W[jc]C[W3]MN[3]
;B[je]C[B4]MN[4]
;W[ib]C[W5]MN[5]
;B[hb]C[B6]MN[6]
;W[jb]C[W7]MN[7]
;B[ie]C[B8]MN[8]

;LB[lb:b][ld:a]
)
