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 Kf4 draw
3 Kf5 draw
4 Kf6 draw
5 Kg4 draw
6 Kg6 draw
7 Kh4 draw
8 Kh5 draw
9 Kh6 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Rh8 draw
16 Ka2 loss in 1 half-moves
17 Kb1 loss in 1 half-moves
18 Kb2 loss in 1 half-moves
19 Rg6 loss in 1 half-moves
20 Rg7 loss in 1 half-moves