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 9 half-moves
2 a8=K draw
3 a8=R draw
4 Nb4 draw
5 Nc1 draw
6 Nc3 draw
7 a8=Q loss in 4 half-moves
8 a8=N loss in 3 half-moves