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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Kb2 win in 9 half-moves
3 Kb6 win in 9 half-moves
4 Kc6 win in 9 half-moves
5 Kd6 win in 9 half-moves
6 Kb7 win in 11 half-moves
7 Kd2 win in 13 half-moves
8 Ra7 win in 21 half-moves
9 Kb8 draw
10 Kc8 draw
11 Kd7 draw
12 Kd8 draw
13 Ra4 draw
14 Kb1 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kd1 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra8 loss in 2 half-moves