No. 1662 Anirudh Daga
original - 31.10.2021
Solution: (click to show/hide)
(C+ by Popeye 4.87)
In 7.0 moves, the position can be reached with wBf1 capturing c4 and performing switchback but there is no white tempo left to reach the position in 7.5 moves.
In 7.5 moves, wSb1 captures c4 and performs a switchback.