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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kd6 draw
3 Kd7 draw
4 Kf6 draw
5 Kf7 draw
6 Ra8 draw
7 Rb6 draw
8 Re8 draw
9 Ke6 loss in 6 half-moves
10 Kd8 loss in 4 half-moves
11 Ke8 loss in 4 half-moves
12 Kf8 loss in 4 half-moves
13 Rb5 loss in 4 half-moves
14 Rb7 loss in 4 half-moves
15 Rb1 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 Rd8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves