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 Kb7 win in 3 half-moves
4 Kc5 win in 3 half-moves
5 Kc7 win in 3 half-moves
6 Kf6 win in 3 half-moves
7 Kcd5 win in 7 half-moves
8 Kcd7 draw
9 Rd4 draw
10 Ke5 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ked5 loss in 2 half-moves
13 Ked7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rd8 loss in 2 half-moves