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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ra6 win in 5 half-moves
3 Rc4 win in 5 half-moves
4 Re4 win in 5 half-moves
5 Kc5 draw
6 Kc6 draw
7 Kd5 draw
8 Kd7 draw
9 Ke5 draw
10 Ke6 draw
11 Ke7 draw
12 Kg6 draw
13 Kg7 draw
14 Kg8 draw
15 Kh6 draw
16 Kh8 draw
17 Ra5 draw
18 Ra8 draw
19 Rb4 draw
20 Rd4 draw
21 Rf4 draw
22 Kc7 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves