(;GM[1]FF[4]SZ[19]
GN[Failure]
PC[http://senseis.xmp.net/?BeginnerExercise303/Solution]AP[GoWiki:2009]
DT[2009-11-25]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise303/Solution

Failure]
PL[W]

AB[ba][da][bb][fb][hb][bc][dc][gc][cd][gd][ce][de][ee][fe]
AW[ca][cb][db][eb][fc][dd][ed]

;W[fa]C[W1]MN[1]
;B[cc]C[B2]MN[2]
;W[gb]C[W3]MN[3]
;B[ec]C[B4]MN[4]

;
)
