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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb6 draw
5 Kb8 draw
6 Kc7 draw
7 Kc8 draw
8 Ra1 draw
9 Ra5 draw
10 Ra7 draw
11 Rb2 draw
12 Rd2 draw
13 Ka8 loss in 8 half-moves
14 Kc6 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Re2 loss in 1 half-moves