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 Kg2 draw
3 Kg4 draw
4 Kh2 draw
5 Kh3 draw
6 Kh4 draw
7 Rf8 draw
8 Rg6 draw
9 Rh8 draw
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Re8 loss in 1 half-moves