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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Nb4 draw
3 Nc1 draw
4 Nc3 loss in 6 half-moves
5 Ka7 loss in 4 half-moves
6 Kb8 loss in 2 half-moves