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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Kc2 win in 1 half-moves
4 Kc7 win in 1 half-moves
5 Ra7 win in 1 half-moves
6 Ra8 win in 1 half-moves
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ka2 loss in 1 half-moves
19 Ra2 loss in 1 half-moves