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 Kc4 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Kc5 win in 11 half-moves
5 Ra3 win in 11 half-moves
6 Ka2 draw
7 Kb1 draw
8 Kd4 draw
9 Ke4 draw
10 Ke5 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rc3 draw
15 Rd3 draw
16 Rh3 draw
17 Kc6 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves