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

EGTB: win in 2 half-moves

# move score
1 Na5 win in 1 half-moves
2 Kb8 loss in 20 half-moves
3 Kc7 loss in 20 half-moves
4 Kd8 loss in 18 half-moves
5 Nd6 loss in 18 half-moves
6 Kd7 loss in 2 half-moves
7 Nc5 loss in 2 half-moves
8 Nd8 loss in 2 half-moves