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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Ke3 draw
3 Ke4 draw
4 Ke5 draw
5 Kf3 draw
6 Kf5 draw
7 Rd8 draw
8 Re8 draw
9 Rg4 draw
10 Kg3 loss in 4 half-moves
11 Kg4 loss in 4 half-moves
12 Kg5 loss in 4 half-moves
13 Rf8 loss in 4 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 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
22 Rh8 loss in 1 half-moves