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

EGTB: win in 1 half-moves

# move score
1 a8=B win in 5 half-moves
2 a8=K draw
3 Na3 draw
4 Nc3 draw
5 Nd2 draw
6 a8=R loss in 2 half-moves
7 a8=N loss in 1 half-moves
8 a8=Q loss in 1 half-moves