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 Ra7 win in 3 half-moves
3 Kc5 draw
4 Kc6 draw
5 Kd7 draw
6 Kdd6 draw
7 Kde5 draw
8 Ke7 draw
9 Ked6 draw
10 Kee5 draw
11 Kf5 draw
12 Kf6 draw
13 Kf7 draw
14 Ra3 draw
15 Ra6 draw
16 Ra8 draw
17 Kc4 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rc5 loss in 2 half-moves