(;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][cf][bg][cg][dg][bh][eh][fh][cj]
AW[cc][cd][be][de][df][eg][ch][dh][bi][ci][ei]
CR[fc]

;B[bj]C[B15]MN[15]
;W[ai]C[W16]MN[16]
;B[dj]C[B17]MN[17]
;W[di]C[W18]MN[18]
;B[fj]C[B19]MN[19]
;W[ce]C[W20]MN[20]
;B[gf]C[B21]MN[21]
;W[ef]C[W22]MN[22]

;CR[fc]
)
