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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kd6 win in 3 half-moves
5 Nc1 draw
6 Nc3 draw
7 Kb7 loss in 4 half-moves
8 Kc7 loss in 4 half-moves
9 Kd5 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Nb4 loss in 2 half-moves