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

EGTB: win in 4 half-moves

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