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 Rh1 draw
3 Rh2 draw
4 Rh5 draw
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves