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 Kc5 win in 3 half-moves
3 Kd5 win in 3 half-moves
4 Kdc6 win in 3 half-moves
5 Kdc7 win in 3 half-moves
6 Ke7 win in 3 half-moves
7 Rd8 win in 3 half-moves
8 Kd7 win in 5 half-moves
9 Ke6 win in 7 half-moves
10 Kb6 draw
11 Ke5 draw
12 Ka6 loss in 2 half-moves
13 Ka7 loss in 2 half-moves
14 Ka8 loss in 2 half-moves
15 Kbc6 loss in 2 half-moves
16 Kbc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves