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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Ra2 win in 7 half-moves
4 Ra1 win in 9 half-moves
5 Ra3 win in 13 half-moves
6 Kb1 draw
7 Kb4 draw
8 Kc2 draw
9 Kd1 draw
10 Kd2 draw
11 Kd4 draw
12 Ra8 draw
13 Kb3 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves