(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?HermanHiddema/BigSacrificeToGetAWall]AP[GoWiki:2009]
DT[2014-02-07]
C[Diagram from http://senseis.xmp.net/?HermanHiddema/BigSacrificeToGetAWall

]
PL[B]

AB[bb][cb][dc][fc][cj]
AW[cc][cd][de][ch]

;B[cf]C[B1]MN[1]
;W[df]C[W2]MN[2]
;B[cg]C[B3]MN[3]
;W[dh]C[W4]MN[4]

;
)
