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 Kb6 draw
4 Kc6 draw
5 Kd5 draw
6 Kd6 draw
7 Na7 draw
8 Nd6 draw
9 Ne7 draw
10 Kc4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Nb6 loss in 2 half-moves