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

EGTB: win in 4 half-moves

# move score
1 Na2 win in 3 half-moves
2 Ka5 draw
3 Nc6 draw
4 Nd5 draw
5 Ka3 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Na6 loss in 2 half-moves
9 Nc2 loss in 2 half-moves
10 Nd3 loss in 2 half-moves