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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 Ka4 win in 13 half-moves
3 Kb5 win in 29 half-moves
4 Ka6 draw
5 Kb6 draw
6 Na7 draw
7 Nb6 draw
8 Nd6 loss in 2 half-moves
9 Ne7 loss in 2 half-moves