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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Kc5 win in 1 half-moves
4 Kd5 win in 1 half-moves
5 Nb7 win in 1 half-moves
6 Nc6 win in 1 half-moves
7 Kc3 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kb3 loss in 1 half-moves
11 Nb3 loss in 1 half-moves