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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kc2 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Ke4 win in 3 half-moves
6 Kf4 win in 5 half-moves
7 Kg4 win in 5 half-moves
8 Kcd1 win in 7 half-moves
9 Kcd2 win in 7 half-moves
10 Ke1 win in 7 half-moves
11 Ked1 win in 7 half-moves
12 Ked2 win in 7 half-moves
13 Kee3 win in 7 half-moves
14 Kef2 win in 7 half-moves
15 Kf1 win in 7 half-moves
16 Kg2 win in 7 half-moves
17 Kg3 win in 7 half-moves
18 Kfe3 win in 9 half-moves
19 Kff2 win in 9 half-moves