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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kc6 draw
6 Kc7 draw
7 Ra5 draw
8 Rb4 draw
9 Rf4 draw
10 Rg4 draw
11 Kb8 loss in 10 half-moves
12 Ra7 loss in 10 half-moves
13 Ka8 loss in 6 half-moves
14 Kc8 loss in 6 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves