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 Kb6 win in 3 half-moves
3 Kcd6 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Kc6 win in 7 half-moves
6 Rc6 win in 7 half-moves
7 Rc7 win in 9 half-moves
8 Kc4 win in 11 half-moves
9 Kd7 win in 11 half-moves
10 Ke6 win in 11 half-moves
11 Ke8 win in 11 half-moves
12 Kf6 win in 11 half-moves
13 Kf7 win in 11 half-moves
14 Kf8 win in 11 half-moves
15 Ra8 win in 11 half-moves
16 Kd8 win in 13 half-moves
17 Kb4 draw
18 Ked6 draw
19 Rd8 draw
20 Re8 draw
21 Rh8 draw
22 Kd4 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves