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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Ke8 win in 3 half-moves
3 Kd6 draw
4 Kd8 draw
5 Ke6 draw
6 Nc5 draw
7 Nd6 draw
8 Kc6 loss in 16 half-moves
9 Kc7 loss in 16 half-moves
10 Na5 loss in 16 half-moves
11 Nd8 loss in 16 half-moves
12 Kc8 loss in 10 half-moves