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

EGTB: draw

# move score
1 Kb7 draw
2 Kc7 draw
3 Ka7 loss in 4 half-moves
4 Ka8 loss in 4 half-moves
5 Kc8 loss in 4 half-moves
6 Nb4 loss in 2 half-moves
7 Nc5 loss in 2 half-moves
8 Nc7 loss in 2 half-moves