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 Kg4 win in 7 half-moves
3 Kc2 loss in 2 half-moves
4 Kc3 loss in 2 half-moves
5 Kc4 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Kde2 loss in 2 half-moves
9 Kde3 loss in 2 half-moves
10 Kde4 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kfe2 loss in 2 half-moves
14 Kfe3 loss in 2 half-moves
15 Kfe4 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh3 loss in 2 half-moves