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 Ba8 loss in 2 half-moves
3 Bb7 loss in 2 half-moves
4 Bc6 loss in 2 half-moves
5 Be4 loss in 2 half-moves
6 Bf3 loss in 2 half-moves
7 Bh3 loss in 2 half-moves
8 Nf6 loss in 2 half-moves
9 Nf8 loss in 2 half-moves
10 Ng5 loss in 2 half-moves
11 Bd5 loss in 1 half-moves
12 Bf1 loss in 1 half-moves
13 Bh1 loss in 1 half-moves