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

EGTB: loss in 3 half-moves

# move score
1 h1=K loss in 24 half-moves
2 h1=N loss in 4 half-moves
3 h1=R loss in 4 half-moves
4 h1=B loss in 2 half-moves
5 h1=Q loss in 2 half-moves
6 Nf7 loss in 2 half-moves
7 Ng6 loss in 2 half-moves