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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Rd3 draw
5 Re3 draw
6 Rf3 draw
7 Rg3 draw
8 Rh3 draw
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kaa7 loss in 2 half-moves
12 Kab7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kba7 loss in 2 half-moves
16 Kbb7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rc3 loss in 2 half-moves