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

EGTB: draw

# move score
1 b5 draw
2 Ba8 loss in 4 half-moves
3 Bb7 loss in 4 half-moves
4 Bc6 loss in 4 half-moves
5 Bd5 loss in 4 half-moves
6 Bf1 loss in 4 half-moves
7 Bh1 loss in 4 half-moves
8 Be4 loss in 2 half-moves
9 Bf3 loss in 2 half-moves
10 Bh3 loss in 2 half-moves