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

EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Kb5 draw
3 Kd5 draw
4 Kd6 draw
5 Nb1 draw
6 Nc4 draw
7 Ne4 draw
8 Kb7 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Nf1 loss in 2 half-moves
12 Nf3 loss in 2 half-moves
13 Kb6 loss in 1 half-moves
14 Kc5 loss in 1 half-moves