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

EGTB: win in 1 half-moves

# move score
1 a8=K win in 17 half-moves
2 a8=N draw
3 a8=R draw
4 Na6 draw
5 Na8 draw
6 Ne6 draw
7 a8=B loss in 2 half-moves
8 a8=Q loss in 2 half-moves
9 Nb5 loss in 2 half-moves
10 Nd5 loss in 2 half-moves
11 Ne8 loss in 2 half-moves