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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb7 draw
5 Kc6 draw
6 Kc7 draw
7 Kg6 draw
8 Kg7 draw
9 Kh5 draw
10 Kh7 draw
11 Ra5 draw
12 Ra6 draw
13 Ra7 draw
14 Rb8 draw
15 Re8 draw
16 Rf8 draw
17 Rg8 draw
18 Rh8 draw
19 Ka5 loss in 2 half-moves
20 Kb5 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves