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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc7 win in 5 half-moves
3 Ra6 win in 5 half-moves
4 Kc5 win in 9 half-moves
5 Ka3 draw
6 Ka5 draw
7 Kb3 draw
8 Kb4 draw
9 Kc6 draw
10 Kd5 draw
11 Kd7 draw
12 Ra7 draw
13 Rb8 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves