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 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc6 draw
8 Kc7 draw
9 Kc8 draw
10 Ra3 draw
11 Ra5 draw
12 Ra7 draw
13 Rb4 draw
14 Rc4 draw
15 Re4 draw
16 Rf4 draw
17 Ra2 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves