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 Kcb7 win in 5 half-moves
3 Kb8 draw
4 Kd8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra7 draw
8 Ra8 draw
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kbb7 loss in 2 half-moves
13 Kbc7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kcc7 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves