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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Ke5 win in 7 half-moves
3 Kh5 win in 9 half-moves
4 Rd8 win in 9 half-moves
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Kd3 draw
9 Kd5 draw
10 Ke4 draw
11 Ra8 draw
12 Rh6 draw
13 Rh7 draw
14 Ke3 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves