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

EGTB: loss in 17 half-moves

# move score
1 Rb8 loss in 16 half-moves
2 Rb7 loss in 10 half-moves
3 Rb1 loss in 4 half-moves
4 Nb6 loss in 2 half-moves
5 Nc7 loss in 2 half-moves
6 Ra3 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rd3 loss in 1 half-moves
16 Rh3 loss in 1 half-moves