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

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Ka4 win in 3 half-moves
3 Kc3 win in 3 half-moves
4 Kc4 win in 3 half-moves
5 Kb4 win in 5 half-moves
6 Kb6 win in 5 half-moves
7 Kb8 win in 5 half-moves
8 Kc6 win in 5 half-moves
9 Kc8 win in 5 half-moves
10 Ra7 win in 5 half-moves
11 Rb6 win in 5 half-moves
12 Rb8 win in 5 half-moves
13 Ka2 draw
14 Kb2 draw
15 Kc2 draw
16 Kd6 draw
17 Kd7 draw
18 Kd8 draw
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves