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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Kd7 win in 5 half-moves
5 Kg7 win in 5 half-moves
6 Kg8 win in 5 half-moves
7 Rg8 win in 5 half-moves
8 Rf8 win in 9 half-moves
9 Ke6 win in 13 half-moves
10 Kd8 draw
11 Ke7 draw
12 Ke8 draw
13 Kf6 draw
14 Kf8 draw
15 Kg6 draw
16 Rh4 draw
17 Rh5 draw
18 Rh6 draw
19 Rh7 draw
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves