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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ra5 win in 3 half-moves
3 Ra7 win in 3 half-moves
4 Rb4 win in 7 half-moves
5 Kb3 draw
6 Kb4 draw
7 Kb7 draw
8 Kb8 draw
9 Kc5 draw
10 Kc7 draw
11 Kd4 draw
12 Kd5 draw
13 Kd7 draw
14 Kd8 draw
15 Ra3 draw
16 Ra6 draw
17 Ra8 draw
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves