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 Ra3 draw
3 Ra5 draw
4 Ra6 draw
5 Ra8 draw
6 Rb2 draw
7 Rc2 draw
8 Rd2 draw
9 Re2 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 Kb7 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves