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

EGTB: win in 4 half-moves

# move score
1 Nb1 win in 3 half-moves
2 Kc1 win in 23 half-moves
3 Kc2 win in 23 half-moves
4 Ke2 win in 23 half-moves
5 Ke1 win in 25 half-moves
6 Kd2 win in 29 half-moves
7 Nb5 loss in 2 half-moves
8 Nc2 loss in 2 half-moves
9 Nc4 loss in 2 half-moves