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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Ke5 win in 3 half-moves
3 Ra1 win in 3 half-moves
4 Ra4 win in 3 half-moves
5 Re8 win in 3 half-moves
6 Rh8 win in 3 half-moves
7 Kc5 win in 5 half-moves
8 Kc6 win in 5 half-moves
9 Kc7 win in 5 half-moves
10 Kd7 win in 5 half-moves
11 Ke6 win in 5 half-moves
12 Ke7 win in 5 half-moves
13 Ra5 win in 5 half-moves
14 Ra6 win in 5 half-moves
15 Ra7 win in 5 half-moves
16 Rb8 win in 5 half-moves
17 Rc8 win in 5 half-moves
18 Rd8 win in 5 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves