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

EGTB: win in 4 half-moves

# move score
1 d7 win in 3 half-moves
2 Bb2 loss in 2 half-moves
3 Bb4 loss in 2 half-moves
4 Bc1 loss in 2 half-moves
5 Bc5 loss in 2 half-moves