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

EGTB: win in 2 half-moves

# move score
1 Nb8 win in 1 half-moves
2 a8=K draw
3 Na5 draw
4 Nb4 draw
5 Nd4 draw
6 Nd8 draw
7 Ne5 draw
8 Ne7 draw
9 a8=B loss in 8 half-moves
10 a8=N loss in 2 half-moves
11 a8=Q loss in 2 half-moves
12 a8=R loss in 2 half-moves