Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kg5 win in 5 half-moves
3 Kg6 win in 5 half-moves
4 Kh4 win in 5 half-moves
5 Kh6 win in 5 half-moves
6 Ra8 win in 5 half-moves
7 Rh6 win in 5 half-moves
8 Rh7 win in 5 half-moves
9 Rg8 loss in 4 half-moves
10 Kg4 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves