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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kc2 win in 1 half-moves
3 Kd1 win in 1 half-moves
4 Kd2 win in 1 half-moves
5 Na4 loss in 20 half-moves
6 Nc4 loss in 2 half-moves
7 Nd1 loss in 2 half-moves
8 Nd3 loss in 2 half-moves