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 Kd7 draw
3 Ke8 draw
4 Nf4 draw
5 Nf2 loss in 2 half-moves
6 Ng1 loss in 2 half-moves
7 Ng5 loss in 2 half-moves
8 Kc7 loss in 1 half-moves
9 Kc8 loss in 1 half-moves