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 Ka7 draw
3 Ka8 draw
4 Kb8 draw
5 Kc7 draw
6 Ra8 draw
7 Rb8 draw
8 Rc6 draw
9 Rc7 draw
10 Ka6 loss in 4 half-moves
11 Kb6 loss in 4 half-moves
12 Kc6 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves