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

EGTB: draw

# move score
1 b8=K draw
2 Na4 draw
3 Na6 draw
4 Nb3 draw
5 Nd3 draw
6 Nd7 draw
7 Ne4 draw
8 Ne6 draw
9 b8=N loss in 4 half-moves
10 b8=B loss in 2 half-moves
11 b8=Q loss in 2 half-moves
12 b8=R loss in 2 half-moves