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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Ka4 draw
4 Nb6 draw
5 Ne5 draw
6 Nb8 loss in 10 half-moves
7 Ka2 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Nc5 loss in 2 half-moves
13 Nf6 loss in 2 half-moves
14 Nf8 loss in 2 half-moves