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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Kc6 win in 7 half-moves
3 Kc8 win in 7 half-moves
4 Kd6 win in 7 half-moves
5 Kd7 win in 7 half-moves
6 Kd8 win in 7 half-moves
7 Kg8 win in 7 half-moves
8 Kh7 win in 7 half-moves
9 Rg4 win in 7 half-moves
10 Rg6 win in 7 half-moves
11 Rg7 win in 7 half-moves
12 Rh5 win in 7 half-moves
13 Kb6 draw
14 Kb7 draw
15 Kb8 draw
16 Kg7 draw
17 Ra5 draw
18 Re5 draw
19 Rf5 draw
20 Rg3 draw
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves