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

EGTB: loss in 5 half-moves

# move score
1 Rb8 loss in 4 half-moves
2 Rc8 loss in 4 half-moves
3 Nb6 loss in 2 half-moves
4 Nc7 loss in 2 half-moves
5 Rd8 loss in 2 half-moves
6 Re8 loss in 2 half-moves
7 Rf4 loss in 2 half-moves
8 Rf5 loss in 2 half-moves
9 Rf6 loss in 2 half-moves
10 Rf7 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rf1 loss in 1 half-moves
13 Rf2 loss in 1 half-moves
14 Rf3 loss in 1 half-moves
15 Rh8 loss in 1 half-moves