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