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 Ka5 loss in 2 half-moves
3 Ka6 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kbb7 loss in 2 half-moves
8 Kbc6 loss in 2 half-moves
9 Kc5 loss in 2 half-moves
10 Kcb7 loss in 2 half-moves
11 Kcc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves