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

EGTB: win in 4 half-moves

# move score
1 Nd1 win in 3 half-moves
2 Kc2 loss in 8 half-moves
3 Kc3 loss in 8 half-moves
4 Kd2 loss in 6 half-moves
5 Kc4 loss in 2 half-moves
6 Kd4 loss in 2 half-moves
7 Ke2 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Ke4 loss in 2 half-moves
10 Na4 loss in 2 half-moves
11 Nc4 loss in 2 half-moves