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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kc6 draw
8 Kc7 draw
9 Kf1 draw
10 Kh1 draw
11 Rb8 draw
12 Rc8 draw
13 Rd8 draw
14 Re1 draw
15 Re2 draw
16 Re3 draw
17 Re5 draw
18 Re6 draw
19 Re7 draw
20 Rf8 draw
21 Rh8 draw
22 Kf2 loss in 2 half-moves
23 Kg2 loss in 2 half-moves
24 Kh2 loss in 2 half-moves
25 Kc5 loss in 1 half-moves
26 Re4 loss in 1 half-moves
27 Rg8 loss in 1 half-moves