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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kf6 draw
6 Kh6 draw
7 Ra8 draw
8 Rc8 draw
9 Rg6 draw
10 Rh8 draw
11 Kc1 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kh4 loss in 2 half-moves
20 Kh5 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Kg6 loss in 1 half-moves