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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Rg4 win in 3 half-moves
3 Rg5 win in 3 half-moves
4 Rg6 win in 3 half-moves
5 Kg1 draw
6 Kg3 draw
7 Kg4 draw
8 Kg5 draw
9 Kg6 draw
10 Kh1 draw
11 Kh2 draw
12 Kh3 draw
13 Kh4 draw
14 Kh6 draw
15 Ra8 draw
16 Rf8 draw
17 Rg7 draw
18 Rh8 draw
19 Kf1 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves