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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Re4 win in 3 half-moves
5 Rf4 win in 3 half-moves
6 Ra8 win in 5 half-moves
7 Kc7 draw
8 Kc8 draw
9 Kd6 draw
10 Kdd7 draw
11 Kde8 draw
12 Ke6 draw
13 Ked7 draw
14 Kee8 draw
15 Kf7 draw
16 Kf8 draw
17 Ra5 draw
18 Ra7 draw
19 Rb4 draw
20 Kf6 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves