(;GM[1]FF[4]SZ[19]
GN[White's misstep]
PC[http://senseis.xmp.net/?BeginnerExercise17/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise17/Solution

White's misstep]
PL[W]

AB[ca][bb][db][eb][cc][dc]
AW[fb][bc][ec][gc][bd][cd][dd][ed]
LB[da:a]

;W[ea]C[W1]MN[1]
;B[ac]C[B2]MN[2]
;W[ad]C[W3]MN[3]
;B[ab]C[B4]MN[4]

;LB[da:a]
)
