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

EGTB: win in 16 half-moves

# move score
1 Ra7 win in 15 half-moves
2 Kc3 draw
3 Kc6 draw
4 Kc7 draw
5 Kc8 draw
6 Kd6 draw
7 Kd8 draw
8 Ke6 draw
9 Ke7 draw
10 Ke8 draw
11 Ra5 draw
12 Ka2 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra8 loss in 2 half-moves