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