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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kf5 win in 3 half-moves
3 Kg4 win in 3 half-moves
4 Kh4 win in 3 half-moves
5 Kh5 win in 3 half-moves
6 Rf8 win in 3 half-moves
7 Ke1 draw
8 Kf2 draw
9 Kf6 draw
10 Kg1 draw
11 Kg2 draw
12 Kg6 draw
13 Kh6 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rh8 draw
18 Ke2 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves