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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ra2 win in 3 half-moves
3 Ra3 win in 3 half-moves
4 Ra4 win in 3 half-moves
5 Ra5 draw
6 Rc8 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kff2 loss in 2 half-moves
15 Kfg2 loss in 2 half-moves
16 Kg1 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kgf2 loss in 2 half-moves
19 Kgg2 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Kh3 loss in 2 half-moves
22 Kh4 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves