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 Ke2 draw
3 Kf1 draw
4 Kf3 draw
5 Kg1 draw
6 Kg2 draw
7 Rg1 draw
8 Rg2 draw
9 Rg4 draw
10 Rh3 draw
11 Ke1 loss in 4 half-moves
12 Ke3 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves