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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka5 draw
3 Kb4 draw
4 Kb6 draw
5 Kc4 draw
6 Kc5 draw
7 Kc6 draw
8 Ra2 draw
9 Ra3 draw
10 Ra5 draw
11 Ra7 draw
12 Rb4 draw
13 Rc4 draw
14 Re4 draw
15 Rf4 draw
16 Rg4 draw
17 Ka6 loss in 30 half-moves
18 Ra1 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves