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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Na4 loss in 2 half-moves
4 Nc4 loss in 2 half-moves
5 Nd1 loss in 2 half-moves
6 Nd3 loss in 2 half-moves
7 Ka7 loss in 1 half-moves