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 Kb5 win in 3 half-moves
3 Nc7 draw
4 Kb3 loss in 16 half-moves
5 Kc3 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Nb6 loss in 2 half-moves