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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kcc2 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Kdc2 win in 3 half-moves
6 Kb1 win in 7 half-moves
7 Kde3 win in 7 half-moves
8 Kf3 win in 7 half-moves
9 Kfe3 win in 9 half-moves
10 Kde2 win in 11 half-moves
11 Kg2 win in 11 half-moves
12 Kg3 win in 11 half-moves
13 Kdd1 win in 13 half-moves
14 Kde1 win in 13 half-moves
15 Kcd1 win in 15 half-moves
16 Kf1 win in 15 half-moves
17 Kfe1 win in 15 half-moves
18 Kfe2 win in 15 half-moves
19 Kg1 win in 15 half-moves