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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ra1 draw
4 Ra3 draw
5 Ra4 draw
6 Ra5 draw
7 Rd8 draw
8 Rf8 draw
9 Rg8 draw
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kff4 loss in 2 half-moves
14 Kff6 loss in 2 half-moves
15 Kfg4 loss in 2 half-moves
16 Kfg6 loss in 2 half-moves
17 Kgf4 loss in 2 half-moves
18 Kgf6 loss in 2 half-moves
19 Kgg4 loss in 2 half-moves
20 Kgg6 loss in 2 half-moves
21 Kh4 loss in 2 half-moves
22 Kh5 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra6 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc8 loss in 2 half-moves