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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kg2 win in 5 half-moves
3 Kg4 win in 5 half-moves
4 Kg5 win in 5 half-moves
5 Kg7 win in 5 half-moves
6 Kh7 win in 5 half-moves
7 Rf6 win in 5 half-moves
8 Rf7 win in 5 half-moves
9 Kh2 win in 7 half-moves
10 Kg3 draw
11 Kg6 draw
12 Kh4 draw
13 Kh5 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf1 draw
18 Rf5 draw
19 Rh8 draw
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rf4 loss in 2 half-moves