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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka4 win in 7 half-moves
3 Ka5 win in 7 half-moves
4 Kc2 win in 7 half-moves
5 Kc4 win in 7 half-moves
6 Kc5 win in 7 half-moves
7 Ra5 win in 7 half-moves
8 Ra7 win in 7 half-moves
9 Ra8 win in 7 half-moves
10 Ka6 win in 9 half-moves
11 Kb6 win in 9 half-moves
12 Kc6 win in 9 half-moves
13 Kb4 draw
14 Ra1 draw
15 Ka1 loss in 2 half-moves
16 Ka3 loss in 2 half-moves
17 Kb1 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc1 loss in 2 half-moves
20 Kc3 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves