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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Ka4 draw
3 Ka5 draw
4 Ka6 draw
5 Kb4 draw
6 Kb8 draw
7 Kbb6 draw
8 Kbc6 draw
9 Kc4 draw
10 Kc5 draw
11 Kc8 draw
12 Kcb6 draw
13 Kcc6 draw
14 Kd6 draw
15 Kd7 draw
16 Kd8 draw
17 Rb6 draw
18 Rb8 draw