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

EGTB: loss in 5 half-moves

# move score
1 Rf4 loss in 4 half-moves
2 f6 loss in 2 half-moves
3 Rb3 loss in 2 half-moves
4 Rf1 loss in 2 half-moves
5 Rf2 loss in 2 half-moves
6 Rg3 loss in 2 half-moves
7 Rh3 loss in 2 half-moves
8 Ra3 loss in 1 half-moves
9 Rc3 loss in 1 half-moves
10 Rd3 loss in 1 half-moves
11 Re3 loss in 1 half-moves