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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Nb5 win in 3 half-moves
3 Nb7 win in 3 half-moves
4 Kb2 win in 7 half-moves
5 Kb3 win in 7 half-moves
6 Ka2 win in 9 half-moves
7 Ka4 win in 17 half-moves
8 Nc4 draw
9 Ne4 draw
10 Ne8 loss in 16 half-moves
11 Nc8 loss in 2 half-moves
12 Nf5 loss in 2 half-moves
13 Nf7 loss in 2 half-moves