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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ke6 win in 5 half-moves
3 Ke7 win in 5 half-moves
4 Kg7 win in 5 half-moves
5 Kg8 win in 5 half-moves
6 Kh7 win in 5 half-moves
7 Rh3 win in 5 half-moves
8 Rh4 win in 5 half-moves
9 Rh6 win in 5 half-moves
10 Kc5 draw
11 Kc6 draw
12 Kc7 draw
13 Kd5 draw
14 Kd7 draw
15 Ke5 draw
16 Rb5 draw
17 Rg5 draw
18 Ra5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves