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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Nf3 win in 3 half-moves
3 Kb5 draw
4 Kc3 draw
5 Kd3 draw
6 Kd4 draw
7 Kd5 draw
8 Nb1 draw
9 Nb3 draw
10 Nf1 draw
11 Ne4 loss in 2 half-moves
12 Kb4 loss in 1 half-moves
13 Kc5 loss in 1 half-moves