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 Kb5 win in 1 half-moves
3 Kc2 win in 1 half-moves
4 Kc5 win in 1 half-moves
5 Ra1 win in 1 half-moves
6 Ra2 win in 1 half-moves
7 Ka3 loss in 2 half-moves
8 Kbb3 loss in 2 half-moves
9 Kbc4 loss in 2 half-moves
10 Kcb3 loss in 2 half-moves
11 Kcc4 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Ka5 loss in 1 half-moves
20 Ra5 loss in 1 half-moves