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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kb8 draw
5 Kc6 draw
6 Kc7 draw
7 Ra5 draw
8 Ra6 draw
9 Ra7 draw
10 Rb8 draw
11 Re8 draw
12 Rf8 draw
13 Kc8 loss in 8 half-moves
14 Ka7 loss in 4 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves