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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Ke7 draw
3 Kf5 draw
4 Kf7 draw
5 Kg6 draw
6 Kg7 draw
7 Ra8 draw
8 Rb8 draw
9 Rf8 draw
10 Rg6 draw
11 Rh8 draw
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg7 loss in 2 half-moves