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 Kb4 win in 9 half-moves
3 Rb8 win in 9 half-moves
4 Kc8 win in 11 half-moves
5 Kc7 win in 17 half-moves
6 Ka3 draw
7 Ka5 draw
8 Kb3 draw
9 Kc6 draw
10 Kd6 draw
11 Kd8 draw
12 Ra7 draw
13 Rc8 draw
14 Rd8 draw
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves