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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ke7 draw
3 Kf5 draw
4 Kf7 draw
5 Kg5 draw
6 Ra4 draw
7 Rb4 draw
8 Rf4 draw
9 Rg6 draw
10 Rh4 draw
11 Kg7 loss in 30 half-moves
12 Kg6 loss in 4 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 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