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 Ra8 win in 3 half-moves
3 Ra6 win in 7 half-moves
4 Ra4 draw
5 Ra7 draw
6 Rd3 draw
7 Re3 draw
8 Rf3 draw
9 Rg3 draw
10 Ka5 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kbb7 loss in 2 half-moves
16 Kbc6 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kcb7 loss in 2 half-moves
20 Kcc6 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Kd8 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Ra2 loss in 2 half-moves
26 Rb3 loss in 2 half-moves
27 Rc3 loss in 2 half-moves
28 Rh3 loss in 2 half-moves