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

EGTB: win in 4 half-moves

# move score
1 K7d7 win in 3 half-moves
2 K8d7 win in 3 half-moves
3 Kc6 win in 9 half-moves
4 Kd6 win in 9 half-moves
5 K8d8 win in 11 half-moves
6 K7d8 win in 13 half-moves
7 Kb6 win in 17 half-moves
8 K7b7 win in 25 half-moves
9 K8b7 win in 25 half-moves
10 K7b8 win in 27 half-moves
11 K8b8 win in 27 half-moves