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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Kc6 win in 1 half-moves
4 Kc8 win in 1 half-moves
5 Kd6 win in 1 half-moves
6 Kd7 win in 1 half-moves
7 Kd8 win in 1 half-moves
8 Rb2 win in 1 half-moves
9 Rb3 win in 1 half-moves
10 Rb5 win in 1 half-moves
11 Rb6 win in 1 half-moves
12 Rb8 win in 1 half-moves
13 Ka3 win in 3 half-moves
14 Ka5 win in 3 half-moves
15 Kb3 win in 5 half-moves
16 Kb5 win in 5 half-moves
17 Kb4 draw
18 Ra7 draw
19 Rb4 draw
20 Rb1 loss in 1 half-moves