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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kc8 draw
7 Kd6 draw
8 Kd7 draw
9 Kg2 draw
10 Ra8 draw
11 Rc8 draw
12 Rd8 draw
13 Re1 draw
14 Re2 draw
15 Re3 draw
16 Re4 draw
17 Re5 draw
18 Re6 draw
19 Rf8 draw
20 Kg1 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kh1 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Kd8 loss in 1 half-moves
25 Re7 loss in 1 half-moves
26 Rg8 loss in 1 half-moves
27 Rh8 loss in 1 half-moves