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 Ra4 win in 3 half-moves
3 Ra1 draw
4 Ra3 draw
5 Ra5 draw
6 Rf8 draw
7 Rg8 draw
8 Rh8 draw
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kcc2 loss in 2 half-moves
13 Kcc4 loss in 2 half-moves
14 Kcd2 loss in 2 half-moves
15 Kcd4 loss in 2 half-moves
16 Kdc2 loss in 2 half-moves
17 Kdc4 loss in 2 half-moves
18 Kdd2 loss in 2 half-moves
19 Kdd4 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Ke4 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 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Re8 loss in 2 half-moves