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

EGTB: win in 8 half-moves

# move score
1 Rb4 win in 7 half-moves
2 Kb4 win in 9 half-moves
3 Kc7 win in 9 half-moves
4 Kd4 win in 9 half-moves
5 Kc8 win in 11 half-moves
6 Kd7 win in 11 half-moves
7 Ra1 draw
8 Ra8 draw
9 Kb3 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 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