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

EGTB: win in 4 half-moves

# move score
1 Nb4 win in 3 half-moves
2 Ka7 draw
3 Kb5 draw
4 Kb7 draw
5 Kc5 draw
6 Kc6 draw
7 Kc7 draw
8 Nc7 draw
9 Ka6 loss in 10 half-moves
10 Ka5 loss in 6 half-moves
11 Nc3 loss in 2 half-moves
12 Ne3 loss in 2 half-moves
13 Ne7 loss in 2 half-moves
14 Nf4 loss in 2 half-moves
15 Nf6 loss in 2 half-moves