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