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

EGTB: loss in 5 half-moves

# move score
1 Rf1 loss in 4 half-moves
2 Ra2 loss in 2 half-moves
3 Rb2 loss in 2 half-moves
4 Rc2 loss in 2 half-moves
5 Rd2 loss in 2 half-moves
6 Re2 loss in 2 half-moves
7 Rf3 loss in 2 half-moves
8 Rf4 loss in 2 half-moves
9 Rf5 loss in 2 half-moves
10 Rf6 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rh2 loss in 2 half-moves