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

EGTB: win in 4 half-moves

# move score
1 Na5 win in 3 half-moves
2 Kb6 draw
3 Kc6 draw
4 Kc8 draw
5 Kd6 draw
6 Kd7 draw
7 Nd8 draw
8 Kd8 loss in 12 half-moves
9 Kb8 loss in 4 half-moves
10 Nc5 loss in 2 half-moves
11 Nd6 loss in 2 half-moves