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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rh4 win in 3 half-moves
4 Rh6 win in 3 half-moves
5 Rf5 win in 5 half-moves
6 Ke4 win in 7 half-moves
7 Ked4 win in 7 half-moves
8 Kf4 win in 9 half-moves
9 Kb4 draw
10 Kc4 draw
11 Kc6 draw
12 Kcd4 draw
13 Kcd5 draw
14 Kcd6 draw
15 Ke6 draw
16 Ked5 draw
17 Ked6 draw
18 Kf5 draw
19 Kf6 draw
20 Rg5 draw
21 Rh3 draw
22 Rh7 draw
23 Rh8 draw
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves