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

EGTB: draw

# move score
1 a8=K draw
2 Nb2 draw
3 Nc3 draw
4 Nc5 draw
5 a8=N loss in 8 half-moves
6 Nb6 loss in 8 half-moves
7 a8=B loss in 2 half-moves
8 a8=Q loss in 2 half-moves
9 a8=R loss in 2 half-moves