(;GM[1]FF[4]SZ[5]
GN[moves 1-6]
PC[http://senseis.xmp.net/?RetrogradeAnalysisProblem5/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RetrogradeAnalysisProblem5/Solution

moves 1-6]
PL[B]


;B[ac]C[B1]MN[1]
;W[ae]C[W2]MN[2]
;B[bd]C[B3]MN[3]
;W[ad]C[W4]MN[4]
;B[be]C[B5]MN[5]
;W[ab]C[W6]MN[6]

;
)
