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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Kcd7 win in 3 half-moves
6 Rb5 win in 3 half-moves
7 Rb8 win in 3 half-moves
8 Kf6 win in 5 half-moves
9 Kf7 win in 5 half-moves
10 Kf8 win in 5 half-moves
11 Kd8 win in 7 half-moves
12 Ke6 win in 7 half-moves
13 Ke8 win in 7 half-moves
14 Ked6 win in 7 half-moves
15 Ked7 win in 7 half-moves
16 Rb7 win in 7 half-moves
17 Kcd6 draw
18 Kd5 draw
19 Ra6 draw
20 Rb4 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves