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 Kc7 draw
3 Kc8 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Kc6 loss in 14 half-moves
8 Ka7 loss in 10 half-moves
9 Ka8 loss in 10 half-moves
10 Kb8 loss in 10 half-moves
11 Rb8 loss in 10 half-moves
12 Rh6 loss in 10 half-moves
13 Rh7 loss in 10 half-moves
14 Ka6 loss in 4 half-moves
15 Kb6 loss in 4 half-moves
16 Rh5 loss in 4 half-moves
17 Ra8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh3 loss in 1 half-moves