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

EGTB: win in 8 half-moves

# move score
1 Nf7 win in 7 half-moves
2 Ng6 win in 9 half-moves
3 Kb6 win in 13 half-moves
4 Kb7 win in 13 half-moves
5 Ka5 win in 17 half-moves
6 Ka7 win in 17 half-moves
7 Kb5 loss in 8 half-moves