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

EGTB: win in 4 half-moves

# move score
1 b5 win in 3 half-moves
2 Ba6 draw
3 Bh7 draw
4 Bc4 loss in 6 half-moves
5 Bb1 loss in 4 half-moves
6 Bb5 loss in 4 half-moves
7 Bc2 loss in 4 half-moves
8 Bg6 loss in 4 half-moves
9 Be2 loss in 2 half-moves
10 Be4 loss in 2 half-moves
11 Bf1 loss in 2 half-moves
12 Bf5 loss in 2 half-moves