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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kf2 draw
3 Kh2 draw
4 Kh3 draw
5 Rg3 draw
6 Rh8 draw
7 Kf1 loss in 4 half-moves
8 Kg1 loss in 4 half-moves
9 Kh1 loss in 4 half-moves
10 Ra8 loss in 4 half-moves
11 Kf3 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rd8 loss in 1 half-moves