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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Kh6 win in 3 half-moves
3 Rg5 win in 3 half-moves
4 Rg6 win in 3 half-moves
5 Kf3 win in 7 half-moves
6 Kf4 win in 7 half-moves
7 Kf5 draw
8 Kg3 draw
9 Kgg5 draw
10 Kgh4 draw
11 Kh3 draw
12 Khg5 draw
13 Khh4 draw
14 Ra7 draw
15 Re7 draw
16 Rf7 draw
17 Rg8 draw
18 Rh7 draw
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves