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

EGTB: win in 10 half-moves

# move score
1 b5 win in 9 half-moves
2 Kab7 win in 9 half-moves
3 Kab8 win in 9 half-moves
4 Kd7 win in 9 half-moves
5 Kd8 win in 9 half-moves
6 Nc6 win in 17 half-moves
7 Ka8 win in 21 half-moves
8 Nb5 win in 21 half-moves
9 Kcb8 loss in 4 half-moves
10 Ka6 loss in 3 half-moves
11 Kc7 loss in 3 half-moves
12 Kcb7 loss in 3 half-moves
13 Nb3 loss in 2 half-moves
14 Nc2 loss in 2 half-moves
15 Ne2 loss in 2 half-moves
16 Ne6 loss in 2 half-moves
17 Nf3 loss in 2 half-moves
18 Nf5 loss in 2 half-moves