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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Kb6 win in 1 half-moves
4 Kb7 win in 1 half-moves
5 Kb8 win in 1 half-moves
6 Ra1 win in 1 half-moves
7 Ra2 win in 1 half-moves
8 Rb4 draw
9 Ka6 loss in 2 half-moves
10 Ka8 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 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Kb4 loss in 1 half-moves