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 Ba1 draw
3 Bc1 draw
4 Na2 draw
5 Nd1 draw
6 Ne2 draw
7 Ne4 draw
8 Nb1 loss in 6 half-moves
9 Ba3 loss in 2 half-moves
10 Na4 loss in 2 half-moves
11 Nd5 loss in 2 half-moves