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 Re1 win in 1 half-moves
3 Kc6 draw
4 Kc7 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Rb8 draw
10 Rd8 draw
11 Re2 draw
12 Re4 draw
13 Re5 draw
14 Re7 draw
15 Rf8 draw
16 Rh8 draw
17 Kc8 loss in 4 half-moves
18 Rc8 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rg8 loss in 2 half-moves