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

EGTB: draw

# move score
1 Kb5 draw
2 Kc5 draw
3 Kd5 draw
4 Kd6 draw
5 Na5 draw
6 Nc5 draw
7 Nd6 draw
8 Nd8 draw
9 Kb6 loss in 46 half-moves
10 Kd7 loss in 46 half-moves
11 Kc7 loss in 42 half-moves