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

EGTB: win in 20 half-moves

# move score
1 Kb7 win in 19 half-moves
2 Kd7 win in 29 half-moves
3 Na4 draw
4 Kc7 loss in 16 half-moves
5 Kb8 loss in 14 half-moves
6 Kd8 loss in 10 half-moves
7 Nc4 loss in 2 half-moves
8 Nd1 loss in 2 half-moves
9 Nd3 loss in 2 half-moves