(;GM[1]FF[4]SZ[19]
GN[White's failure]
PC[http://senseis.xmp.net/?BeginnerExercise280/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise280/Solution

White's failure]
PL[W]

AB[ba][cb][cc][ec][fd][cf][ef][bg][cg][bi]
AW[bb][bc][cd][ae][ce][bf]

;W[ab]C[W1]MN[1]
;B[ad]C[B2]MN[2]

;
)
