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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Kf6 win in 3 half-moves
3 Kg1 win in 3 half-moves
4 Kg2 win in 3 half-moves
5 Kg3 win in 3 half-moves
6 Kh3 win in 5 half-moves
7 Rg6 win in 5 half-moves
8 Rh6 win in 5 half-moves
9 Kd4 draw
10 Kd6 draw
11 Ke4 draw
12 Kf4 draw
13 Kh1 draw
14 Rc6 draw
15 Rd6 draw
16 Re7 draw
17 Re8 draw
18 Rf6 draw
19 Kd5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rb6 loss in 2 half-moves