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 Ka6 draw
4 Kb5 draw
5 Kc5 draw
6 Ra8 draw
7 Rc8 draw
8 Re8 draw
9 Rg8 draw
10 Rh8 draw
11 Ka7 loss in 1 half-moves
12 Kb7 loss in 1 half-moves
13 Kc6 loss in 1 half-moves
14 Kc7 loss in 1 half-moves
15 Kd1 loss in 1 half-moves
16 Kd2 loss in 1 half-moves
17 Ke2 loss in 1 half-moves
18 Kf1 loss in 1 half-moves
19 Kf2 loss in 1 half-moves
20 Rb7 loss in 1 half-moves
21 Rd8 loss in 1 half-moves