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 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Ke7 draw
7 Ra8 draw
8 Rb5 draw
9 Rb6 draw
10 Rd8 draw
11 Ke8 loss in 6 half-moves
12 Rb1 loss in 6 half-moves
13 Kd8 loss in 4 half-moves
14 Rb7 loss in 4 half-moves
15 Ke6 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves