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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Ra4 win in 3 half-moves
3 Ra6 win in 3 half-moves
4 Kb5 win in 5 half-moves
5 Kc2 win in 5 half-moves
6 Kc4 win in 5 half-moves
7 Kd4 win in 5 half-moves
8 Kd5 win in 5 half-moves
9 Kd6 win in 5 half-moves
10 Ra3 win in 5 half-moves
11 Rb2 win in 5 half-moves
12 Rc2 win in 5 half-moves
13 Ra5 win in 9 half-moves
14 Kb6 win in 11 half-moves
15 Kc6 win in 11 half-moves
16 Ra7 win in 13 half-moves
17 Ra8 draw
18 Kc1 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ke1 loss in 2 half-moves
23 Ke2 loss in 2 half-moves
24 Ke3 loss in 2 half-moves
25 Ra1 loss in 2 half-moves