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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ra5 win in 3 half-moves
3 Ka2 win in 7 half-moves
4 Kb4 win in 7 half-moves
5 Rb4 win in 9 half-moves
6 Kd4 win in 11 half-moves
7 Ra6 win in 11 half-moves
8 Ra7 win in 11 half-moves
9 Ra8 win in 11 half-moves
10 Kc5 draw
11 Kd5 draw
12 Ra3 draw
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ra2 loss in 2 half-moves