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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc6 draw
5 Kd7 draw
6 Ra6 draw
7 Kb8 loss in 16 half-moves
8 Ra2 loss in 14 half-moves
9 Rc8 loss in 14 half-moves
10 Kc8 loss in 4 half-moves
11 Kd8 loss in 4 half-moves
12 Ra7 loss in 4 half-moves
13 Kd6 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Ra1 loss in 1 half-moves