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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka5 draw
3 Kb3 draw
4 Kb4 draw
5 Kb5 draw
6 Kg7 draw
7 Kg8 draw
8 Kh7 draw
9 Ra6 draw
10 Ra7 draw
11 Rb8 draw
12 Rc8 draw
13 Ra5 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Ka3 loss in 1 half-moves