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

EGTB: win in 4 half-moves

# move score
1 Nb1 win in 3 half-moves
2 Kc4 draw
3 Nb5 draw
4 Nc2 draw
5 Kb2 loss in 36 half-moves
6 Ka4 loss in 18 half-moves
7 Kb4 loss in 18 half-moves
8 Ka2 loss in 10 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Nc4 loss in 2 half-moves