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 Kb7 win in 3 half-moves
4 Kcd6 win in 3 half-moves
5 Kcd7 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Kc5 win in 7 half-moves
8 Kc7 win in 7 half-moves
9 Ke8 win in 7 half-moves
10 Kf6 win in 7 half-moves
11 Kf7 win in 7 half-moves
12 Kf8 win in 7 half-moves
13 Ra8 win in 7 half-moves
14 Rc7 win in 7 half-moves
15 Re8 win in 7 half-moves
16 Kd8 win in 9 half-moves
17 Ke6 draw
18 Ked6 draw
19 Ked7 draw
20 Rd8 draw
21 Rh8 draw
22 Kd5 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves