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

EGTB: loss in 3 half-moves

# move score
1 f6 loss in 2 half-moves
2 Ra7 loss in 2 half-moves
3 Rb7 loss in 2 half-moves
4 Rd7 loss in 2 half-moves
5 Re7 loss in 2 half-moves
6 Rf6 loss in 2 half-moves
7 Rf8 loss in 2 half-moves
8 Rg7 loss in 2 half-moves
9 Rh7 loss in 2 half-moves
10 Rc7 loss in 1 half-moves