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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kc8 win in 5 half-moves
3 Kd5 win in 5 half-moves
4 Re8 win in 5 half-moves
5 Ka8 draw
6 Kc7 draw
7 Kd4 draw
8 Ke4 draw
9 Kf4 draw
10 Kf5 draw
11 Kf6 draw
12 Rc6 draw
13 Rd6 draw
14 Re7 draw
15 Rf6 draw
16 Rg6 draw
17 Rh6 draw
18 Ka7 loss in 2 half-moves
19 Kb7 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rb6 loss in 2 half-moves