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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ke3 win in 5 half-moves
3 Kf3 win in 5 half-moves
4 Ka2 draw
5 Kb1 draw
6 Ke4 draw
7 Kg3 draw
8 Kg4 draw
9 Ra3 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rc3 draw
16 Rd3 draw
17 Rf3 draw
18 Rh3 draw
19 Ke5 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kg5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves