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=Q win in 5 half-moves
3 a8=R win in 5 half-moves
4 a8=N loss in 12 half-moves
5 a8=K loss in 4 half-moves
6 Nd2 loss in 4 half-moves
7 Ne3 loss in 4 half-moves
8 Ng3 loss in 4 half-moves
9 Nh2 loss in 4 half-moves