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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Kc5 win in 5 half-moves
3 Kc7 win in 5 half-moves
4 Rb6 win in 5 half-moves
5 Kd6 win in 7 half-moves
6 Kd7 win in 7 half-moves
7 Ra3 win in 7 half-moves
8 Kb5 win in 9 half-moves
9 Kb6 win in 9 half-moves
10 Kb7 win in 9 half-moves
11 Kd3 win in 9 half-moves
12 Rb2 draw
13 Rb4 draw
14 Kb2 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves