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

Can black resist?]
PL[W]

AB[ci][di][ei][bj]
AW[bh][ch][dh][bi]
CR[eh][fh][fi][bj][ej][fj][ek][fk]
SQ[ci][di][ei]

;W[bk]C[W1]MN[1]
;B[aj]C[B2]MN[2]
;W[cj]C[W3]MN[3]

;CR[eh][fh][fi][bj][ej][fj][ek][fk]
SQ[ci][di][ei]
)
