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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Kd3 win in 3 half-moves
4 Kfe1 win in 5 half-moves
5 Kff2 win in 5 half-moves
6 Ke3 win in 7 half-moves
7 Kg1 win in 7 half-moves
8 Kg2 win in 7 half-moves
9 Kf3 win in 11 half-moves
10 Kef2 win in 15 half-moves
11 Kee1 win in 19 half-moves