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