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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Kc6 win in 17 half-moves
3 Ra6 win in 17 half-moves
4 Ra7 win in 17 half-moves
5 Rb8 win in 17 half-moves
6 Kc7 win in 19 half-moves
7 Kc8 win in 21 half-moves
8 Kd6 win in 21 half-moves
9 Kd8 win in 21 half-moves
10 Ke6 win in 21 half-moves
11 Ke7 win in 21 half-moves
12 Ke8 win in 21 half-moves
13 Rd8 win in 21 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves