(;GM[1]FF[4]SZ[19]
GN[W white should not push through]
PC[http://senseis.xmp.net/?posting=3055]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?posting=3055

W white should not push through]
PL[B]

AB[dd][fd][fe]
AW[ec][fc][gd][cf]
CR[fd][fe][cf]

;B[dc]C[B1]MN[1]
;W[ed]C[W2]MN[2]
;B[de]C[B3]MN[3]
;W[ee]C[W4]MN[4]
;B[df]C[B5]MN[5]

;CR[fd][fe][cf]
)
