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

EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Ka5 draw
3 Ka6 draw
4 Kb5 draw
5 Kb7 draw
6 Kc6 draw
7 Na6 draw
8 Ka7 loss in 14 half-moves
9 Na8 loss in 6 half-moves
10 Kc5 loss in 2 half-moves
11 Nd5 loss in 2 half-moves
12 Ne6 loss in 2 half-moves
13 Ne8 loss in 2 half-moves