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

EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 Kd6 win in 7 half-moves
4 Kd7 win in 7 half-moves
5 Kee7 win in 7 half-moves
6 Kef5 win in 7 half-moves
7 Kef7 win in 7 half-moves
8 Kg7 win in 7 half-moves
9 Rg8 win in 7 half-moves
10 Kg5 win in 9 half-moves
11 Kfe7 draw
12 Kff5 draw
13 Kff7 draw
14 Rg1 draw
15 Rh6 draw
16 Kd5 loss in 2 half-moves
17 Kee5 loss in 2 half-moves
18 Kfe5 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves