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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc6 draw
8 Kc7 draw
9 Kc8 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re3 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Rf8 draw
19 Rg8 draw
20 Ra8 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re2 loss in 2 half-moves