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

EGTB: win in 4 half-moves

# move score
1 Nb6 win in 3 half-moves
2 Bc5 loss in 4 half-moves
3 Bf8 loss in 4 half-moves
4 Ba3 loss in 2 half-moves
5 Ba5 loss in 2 half-moves
6 Bc3 loss in 2 half-moves
7 Bd6 loss in 2 half-moves
8 Be1 loss in 2 half-moves
9 Be7 loss in 2 half-moves
10 Nc7 loss in 2 half-moves
11 Bd2 loss in 1 half-moves