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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb3 draw
6 Na4 draw
7 Nb1 draw
8 Nd1 draw
9 Ne4 draw
10 Nb5 loss in 2 half-moves
11 Nd5 loss in 2 half-moves
12 Ne2 loss in 2 half-moves