Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kd3 draw
3 Kf3 draw
4 Kg7 draw
5 Kh7 draw
6 Kh8 draw
7 Rh3 draw
8 Kd2 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves