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 Kc6 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Re5 win in 3 half-moves
6 Re6 win in 3 half-moves
7 Re7 win in 3 half-moves
8 Rc8 win in 9 half-moves
9 Ra8 win in 13 half-moves
10 Rb8 win in 13 half-moves
11 Rd8 win in 13 half-moves
12 Kb7 win in 19 half-moves
13 Kb8 win in 25 half-moves
14 Kd8 win in 25 half-moves
15 Kc8 draw
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves