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 Kb1 draw
3 Kf6 draw
4 Kg4 draw
5 Kh4 draw
6 Kh5 draw
7 Kh6 draw
8 Ra8 draw
9 Rf8 draw
10 Rg6 draw
11 Rh8 draw
12 Ka2 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Kf4 loss in 1 half-moves
20 Kf5 loss in 1 half-moves