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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra3 win in 3 half-moves
3 Ra4 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Ra1 draw
6 Rb8 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kfg3 loss in 2 half-moves
16 Kfg4 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Kh5 loss in 2 half-moves
21 Khg3 loss in 2 half-moves
22 Khg4 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves