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 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kbb7 draw
6 Kbc7 draw
7 Kc8 draw
8 Ra8 draw
9 Rb6 draw
10 Kb5 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kcb7 loss in 2 half-moves
13 Kcc7 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves