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

EGTB: win in 8 half-moves

# move score
1 Kb7 win in 7 half-moves
2 Kc7 win in 7 half-moves
3 Kd7 win in 7 half-moves
4 Bc2 win in 11 half-moves
5 Bd7 win in 11 half-moves
6 Be8 win in 11 half-moves
7 Kb8 win in 11 half-moves
8 Kd8 win in 11 half-moves
9 Bb5 win in 13 half-moves
10 Bb3 loss in 2 half-moves
11 Bc6 loss in 2 half-moves
12 Bd1 loss in 2 half-moves