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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kff5 win in 3 half-moves
4 Kg4 win in 3 half-moves
5 Kg5 win in 3 half-moves
6 Kd3 win in 5 half-moves
7 Kef5 win in 5 half-moves
8 Kfe3 win in 5 half-moves
9 Kfe5 win in 5 half-moves
10 Kff3 win in 5 half-moves
11 Kg3 win in 5 half-moves
12 Kb1 win in 7 half-moves
13 Kb2 win in 7 half-moves
14 Kc2 win in 7 half-moves
15 Kd1 win in 7 half-moves
16 Kd2 win in 7 half-moves
17 Kee3 win in 7 half-moves
18 Kee5 win in 7 half-moves
19 Kef3 win in 7 half-moves