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 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kd6 draw
8 Kd7 draw
9 Ke7 draw
10 Kf6 draw
11 Kf7 draw
12 Rb6 draw
13 Rc1 draw
14 Rc2 draw
15 Rc4 draw
16 Rc5 draw
17 Rc7 draw
18 Rc8 draw
19 Kd5 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rd6 loss in 2 half-moves