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

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Nc3 win in 1 half-moves
3 Kb1 loss in 36 half-moves
4 Kc2 loss in 36 half-moves
5 Kd1 loss in 24 half-moves
6 Kd2 loss in 24 half-moves
7 Nb4 loss in 16 half-moves