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 Ke1 draw
3 Ke2 draw
4 Kf2 draw
5 Kfg1 draw
6 Kfg2 draw
7 Kh1 draw
8 Khg1 draw
9 Khg2 draw
10 Rb8 draw
11 Rh7 draw
12 Kg3 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh6 loss in 2 half-moves