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

EGTB: win in 10 half-moves

# move score
1 Nb4 win in 9 half-moves
2 Ka3 draw
3 Ka4 draw
4 Kb2 draw
5 Kc2 draw
6 Kc3 draw
7 Nc1 draw
8 Nc3 draw
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves