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

EGTB: win in 2 half-moves

# move score
1 Kd8 win in 1 half-moves
2 Rb1 win in 1 half-moves
3 Rb2 win in 1 half-moves
4 Rb3 win in 1 half-moves
5 Rb4 win in 1 half-moves
6 Rb6 win in 1 half-moves
7 Rb8 win in 1 half-moves
8 Kb6 draw
9 Kb8 draw
10 Kc6 draw
11 Kc8 draw
12 Kd6 loss in 1 half-moves
13 Kd7 loss in 1 half-moves
14 Ra7 loss in 1 half-moves
15 Rb5 loss in 1 half-moves