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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Rh5 win in 7 half-moves
5 Rh8 win in 7 half-moves
6 Kf4 draw
7 Kf5 draw
8 Kf6 draw
9 Kf7 draw
10 Kf8 draw
11 Kg4 draw
12 Kg6 draw
13 Kg7 draw
14 Kh4 draw
15 Kh5 draw
16 Kh6 draw
17 Kh7 draw
18 Kh8 draw
19 Ra3 draw
20 Re3 draw
21 Rf3 draw
22 Rg3 draw
23 Rb3 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves