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 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Ra8 draw
6 Rb8 draw
7 Re7 draw
8 Rh8 draw
9 Ka7 loss in 10 half-moves
10 Ka8 loss in 10 half-moves
11 Kb8 loss in 10 half-moves
12 Ka6 loss in 4 half-moves
13 Kb6 loss in 4 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Re4 loss in 1 half-moves
21 Re5 loss in 1 half-moves
22 Re6 loss in 1 half-moves