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

EGTB: loss in 3 half-moves

# move score
1 b4 loss in 2 half-moves
2 Bd5 loss in 2 half-moves
3 Be4 loss in 2 half-moves
4 Bf1 loss in 2 half-moves
5 Bf3 loss in 2 half-moves
6 Bh1 loss in 2 half-moves
7 Bh3 loss in 2 half-moves
8 Nf1 loss in 2 half-moves
9 Nf3 loss in 2 half-moves
10 Ng4 loss in 2 half-moves
11 Ba8 loss in 1 half-moves
12 Bb7 loss in 1 half-moves
13 Bc6 loss in 1 half-moves