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

EGTB: win in 2 half-moves

# move score
1 Na4 win in 1 half-moves
2 Kb7 loss in 12 half-moves
3 Kb8 loss in 10 half-moves
4 Ka7 loss in 6 half-moves
5 Nc8 loss in 2 half-moves
6 Nd5 loss in 2 half-moves
7 Nd7 loss in 2 half-moves
8 Nc4 loss in 1 half-moves