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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke5 draw
6 Ra6 draw
7 Ra7 draw
8 Ra8 draw
9 Rb4 draw
10 Kc3 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke4 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 Rc4 loss in 2 half-moves