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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kb6 win in 3 half-moves
3 Kbb8 win in 3 half-moves
4 Kcb8 win in 3 half-moves
5 Kd8 win in 3 half-moves
6 Ra7 win in 3 half-moves
7 Kc6 win in 5 half-moves
8 Ka6 win in 7 half-moves
9 Ka7 win in 9 half-moves
10 Kbc7 win in 9 half-moves
11 Rb8 draw
12 Kcc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra6 loss in 2 half-moves