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

EGTB: win in 4 half-moves

# move score
1 Kc3 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kd4 win in 5 half-moves
4 Rb3 win in 7 half-moves
5 Kc2 draw
6 Kd2 draw
7 Kd7 draw
8 Ke2 draw
9 Ke3 draw
10 Ra7 draw
11 Rb5 draw
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb8 loss in 2 half-moves