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

EGTB: win in 2 half-moves

# move score
1 Bc1 win in 1 half-moves
2 Bf8 win in 1 half-moves
3 Bb2 loss in 2 half-moves
4 Bb4 loss in 2 half-moves
5 Bc5 loss in 2 half-moves
6 Bd6 loss in 2 half-moves
7 Be7 loss in 2 half-moves
8 Nb4 loss in 2 half-moves
9 Nb8 loss in 2 half-moves
10 Nc5 loss in 2 half-moves
11 Nc7 loss in 2 half-moves