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

EGTB: win in 2 half-moves

# move score
1 b5 win in 1 half-moves
2 Nb3 win in 1 half-moves
3 Kd4 loss in 2 half-moves
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Kf4 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Ke4 loss in 1 half-moves
10 Ke6 loss in 1 half-moves
11 Nb1 loss in 1 half-moves
12 Nc4 loss in 1 half-moves
13 Ne4 loss in 1 half-moves
14 Nf1 loss in 1 half-moves
15 Nf3 loss in 1 half-moves