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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kc4 draw
9 Kc6 draw
10 Ra3 draw
11 Ra4 draw
12 Ra5 draw
13 Rb8 draw
14 Rc8 draw
15 Rd8 draw
16 Rh8 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves