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

EGTB: win in 4 half-moves

# move score
1 Ka1 win in 3 half-moves
2 Ka2 win in 3 half-moves
3 Kb2 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Kc2 win in 5 half-moves
6 Kd4 win in 5 half-moves
7 Rc4 win in 5 half-moves
8 Kc1 win in 11 half-moves
9 Ra1 win in 11 half-moves
10 Kf5 draw
11 Ra8 draw
12 Rd4 draw
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves