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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kf5 win in 3 half-moves
3 Kgg3 win in 5 half-moves
4 Kgh3 win in 5 half-moves
5 Khg3 win in 5 half-moves
6 Khh3 win in 5 half-moves
7 Rf8 win in 5 half-moves
8 Kf4 draw
9 Kgg5 draw
10 Kgh5 draw
11 Khg5 draw
12 Khh5 draw
13 Rd8 draw
14 Re1 draw
15 Re2 draw
16 Re6 draw
17 Re7 draw
18 Rg8 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves