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 Re2 draw
3 Re3 draw
4 Re4 draw
5 Ka7 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kbc7 loss in 2 half-moves
9 Kbc8 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Kdc7 loss in 2 half-moves
14 Kdc8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves