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 15 half-moves
3 Ke3 draw
4 Ke4 draw
5 Ke5 draw
6 Kf3 draw
7 Kf5 draw
8 Kg3 draw
9 Kg4 draw
10 Kg5 draw
11 Kg6 draw
12 Kg7 draw
13 Kg8 draw
14 Kh6 draw
15 Kh8 draw
16 Rc2 draw
17 Rd8 draw
18 Re8 draw
19 Rf8 draw
20 Ra8 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rc7 loss in 2 half-moves