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 Ra3 draw
3 Rc3 draw
4 Rd3 draw
5 Re3 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rg8 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh1 loss in 2 half-moves
17 Kh2 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves