No. 83, July 1996
6771 - Henrik Juel Thema Danicum 83, July 1996
2+1. Retract 1 white move (black decides if an uncapture took place, and which piece was uncaptured), and mate in 1. a) diagram b) Kf7 -> g6 c) +bPh7 d) +wNh7 e) +wRd8
[7k/5K2/8/1R6/8/8/8/8]
Solution