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 Ra7 win in 3 half-moves
3 Rc4 win in 5 half-moves
4 Rd4 win in 5 half-moves
5 Rf4 win in 5 half-moves
6 Kc6 draw
7 Kc8 draw
8 Kd6 draw
9 Kd8 draw
10 Ke6 draw
11 Ke7 draw
12 Ke8 draw
13 Kf5 draw
14 Kf6 draw
15 Kf7 draw
16 Kg7 draw
17 Kh6 draw
18 Kh7 draw
19 Ra5 draw
20 Ra8 draw
21 Rb4 draw
22 Re4 draw
23 Kc7 loss in 2 half-moves
24 Kg5 loss in 2 half-moves
25 Kh5 loss in 2 half-moves
26 Ra1 loss in 2 half-moves
27 Ra2 loss in 2 half-moves
28 Ra3 loss in 2 half-moves
29 Rg4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves