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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Ra6 win in 5 half-moves
4 Ra7 win in 5 half-moves
5 Kb5 draw
6 Kb8 draw
7 Kc7 draw
8 Kd5 draw
9 Kd7 draw
10 Kd8 draw
11 Ra1 draw
12 Ra2 draw
13 Ra8 draw
14 Kb4 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves