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

EGTB: win in 4 half-moves

# move score
1 Na6 win in 3 half-moves
2 Ke8 draw
3 Na8 draw
4 Ne8 draw
5 Kc8 loss in 4 half-moves
6 Kd7 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Nb5 loss in 2 half-moves
9 Nd5 loss in 2 half-moves
10 Ne6 loss in 2 half-moves