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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ng4 win in 7 half-moves
3 Ka7 win in 17 half-moves
4 Kb6 win in 17 half-moves
5 Kb7 win in 17 half-moves
6 Ka5 loss in 4 half-moves
7 Nf1 loss in 2 half-moves
8 Nf3 loss in 2 half-moves