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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kd6 draw
5 Kd7 draw
6 Kd8 draw
7 Rb8 draw
8 Rc8 draw
9 Re6 draw
10 Rh8 draw
11 Kb6 loss in 4 half-moves
12 Kc6 loss in 4 half-moves
13 Kc8 loss in 4 half-moves
14 Re4 loss in 4 half-moves
15 Re5 loss in 4 half-moves
16 Re7 loss in 4 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Re1 loss in 1 half-moves
21 Re2 loss in 1 half-moves
22 Re3 loss in 1 half-moves