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

EGTB: loss in 5 half-moves

# move score
1 Rf8 loss in 4 half-moves
2 c5 loss in 2 half-moves
3 Ra7 loss in 2 half-moves
4 Rb7 loss in 2 half-moves
5 Rc7 loss in 2 half-moves
6 Rd7 loss in 2 half-moves
7 Re7 loss in 2 half-moves
8 Rg7 loss in 2 half-moves
9 f5 loss in 1 half-moves
10 Rh7 loss in 1 half-moves