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

EGTB: win in 6 half-moves

# move score
1 Na3 win in 5 half-moves
2 Kb4 draw
3 Kc5 draw
4 Kd4 draw
5 Kd5 draw
6 Na7 draw
7 Nc3 draw
8 Nc7 draw
9 Nd4 draw
10 Nd6 draw
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves