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 Rb5 loss in 2 half-moves
3 Rc1 loss in 2 half-moves
4 Rc2 loss in 2 half-moves
5 Rc3 loss in 2 half-moves
6 Rc4 loss in 2 half-moves
7 Rc6 loss in 2 half-moves
8 Rc7 loss in 2 half-moves
9 Rd5 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Ra5 loss in 1 half-moves
12 Rc8 loss in 1 half-moves