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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Ra3 draw
11 Ra5 draw
12 Ra6 draw
13 Ra8 draw
14 Rb4 draw
15 Rc4 draw
16 Rd4 draw
17 Re4 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves