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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kc8 draw
3 Ka7 loss in 6 half-moves
4 Kb7 loss in 6 half-moves
5 Ka8 loss in 4 half-moves
6 Nf7 loss in 2 half-moves
7 Ng6 loss in 2 half-moves