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 Kf5 draw
3 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Ra4 draw
7 Rb4 draw
8 Rd4 draw
9 Re4 draw
10 Rf4 draw
11 Rg1 draw
12 Rg2 draw
13 Rg3 draw
14 Rg5 draw
15 Rg6 draw
16 Rg7 draw
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves