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

EGTB: win in 4 half-moves

# move score
1 Na4 win in 3 half-moves
2 Ka1 draw
3 Kb1 draw
4 Kb2 draw
5 Nb1 draw
6 Ne2 draw
7 Ne4 draw
8 Nd1 loss in 52 half-moves
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Nb5 loss in 2 half-moves
12 Nd5 loss in 2 half-moves