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 Kc5 draw
3 Kc6 draw
4 Kd7 draw
5 Ke6 draw
6 Ke7 draw
7 Kg5 draw
8 Kg6 draw
9 Kg7 draw
10 Kh5 draw
11 Kh7 draw
12 Ra5 draw
13 Ra6 draw
14 Ra8 draw
15 Rb4 draw
16 Rc4 draw
17 Rg4 draw
18 Rh4 draw
19 Kc7 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Ra2 loss in 2 half-moves
24 Ra3 loss in 2 half-moves
25 Rd4 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves