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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 Ke7 win in 5 half-moves
4 Rg6 win in 9 half-moves
5 Kc7 draw
6 Kc8 draw
7 Kd7 draw
8 Ke8 draw
9 Kf3 draw
10 Kf4 draw
11 Kf5 draw
12 Kg3 draw
13 Rf5 draw
14 Kh3 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves