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 Rh8 win in 3 half-moves
3 Kg5 win in 5 half-moves
4 Kh5 win in 5 half-moves
5 Rc3 win in 5 half-moves
6 Rc4 win in 5 half-moves
7 Rc5 win in 5 half-moves
8 Kf3 draw
9 Kf4 draw
10 Kg1 draw
11 Kg2 draw
12 Kg3 draw
13 Kh2 draw
14 Kh3 draw
15 Kh4 draw
16 Rc6 draw
17 Rc7 draw
18 Rd8 draw
19 Re8 draw
20 Rf8 draw
21 Kf5 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rc2 loss in 2 half-moves