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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kd6 win in 3 half-moves
3 Kc6 win in 5 half-moves
4 Kd7 win in 5 half-moves
5 Kb7 win in 11 half-moves
6 Nb4 win in 11 half-moves
7 Kb8 draw
8 Kc8 draw
9 Kd8 draw
10 Nc1 draw
11 Nc3 draw