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 Kb6 draw
3 Kb8 draw
4 Kc6 draw
5 Kc7 draw
6 Kc8 draw
7 Ra8 draw
8 Rb8 draw
9 Re4 draw
10 Re6 draw
11 Re7 draw
12 Rf8 draw
13 Re3 loss in 22 half-moves
14 Ka7 loss in 16 half-moves
15 Ka8 loss in 14 half-moves
16 Ka6 loss in 4 half-moves
17 Re5 loss in 4 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rh8 loss in 2 half-moves