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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb4 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Ke4 draw
10 Kf4 draw
11 Kg4 draw
12 Kg5 draw
13 Ra1 draw
14 Ra2 draw
15 Ra5 draw
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves