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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb7 draw
6 Kc4 draw
7 Kc7 draw
8 Kc8 draw
9 Ke4 draw
10 Ra6 draw
11 Ra8 draw
12 Kc3 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ra1 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 Ra7 loss in 2 half-moves