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 Na4 draw
4 Nd1 draw
5 Nd3 draw
6 Kb3 loss in 20 half-moves
7 Kd4 loss in 10 half-moves
8 Kd5 loss in 10 half-moves
9 Kd3 loss in 8 half-moves
10 Kb4 loss in 1 half-moves
11 Kc3 loss in 1 half-moves