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

EGTB: win in 10 half-moves

# move score
1 Ra7 win in 9 half-moves
2 Kd8 draw
3 Kf7 draw
4 Kg6 draw
5 Kh6 draw
6 Ra6 draw
7 Rb8 draw
8 Rc8 draw
9 Rd8 draw
10 Kd7 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Kf8 loss in 1 half-moves