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

EGTB: loss in 5 half-moves

# move score
1 f6 loss in 4 half-moves
2 Ra8 loss in 2 half-moves
3 Rb8 loss in 2 half-moves
4 Rd8 loss in 2 half-moves
5 Re8 loss in 2 half-moves
6 Rf6 loss in 2 half-moves
7 Rf7 loss in 2 half-moves
8 Rg8 loss in 2 half-moves
9 Rh8 loss in 2 half-moves
10 Rc8 loss in 1 half-moves