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

EGTB: win in 2 half-moves

# move score
1 Nb3 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb6 draw
5 Kc5 draw
6 Kc6 draw
7 Nc6 draw
8 Nb7 loss in 6 half-moves
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Nc4 loss in 2 half-moves