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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Rh2 win in 11 half-moves
3 Rh1 win in 13 half-moves
4 Rb8 draw
5 Re8 draw
6 Rf8 draw
7 Rg8 draw
8 Rh4 draw
9 Rh5 draw
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kff2 loss in 2 half-moves
14 Kfg1 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kgf2 loss in 2 half-moves
17 Kgg1 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh2 loss in 2 half-moves
20 Kh3 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves