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

EGTB: loss in 13 half-moves

# move score
1 Rb8 loss in 12 half-moves
2 Rb7 loss in 4 half-moves
3 Nb1 loss in 2 half-moves
4 Nb5 loss in 2 half-moves
5 Nc2 loss in 2 half-moves
6 Nc4 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Re6 loss in 1 half-moves
18 Rg6 loss in 1 half-moves