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

EGTB: draw

# move score
1 Kb4 draw
2 Kb5 draw
3 Kc4 draw
4 Kd4 draw
5 Kd5 draw
6 Na4 draw
7 Nc4 draw
8 Nc8 draw
9 Nd5 draw
10 Na8 loss in 16 half-moves
11 Kc6 loss in 4 half-moves
12 Kd6 loss in 2 half-moves
13 Nd7 loss in 2 half-moves