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

EGTB: loss in 7 half-moves

# move score
1 Rb1 loss in 6 half-moves
2 Ra1 loss in 4 half-moves
3 Rc1 loss in 4 half-moves
4 Ka5 loss in 2 half-moves
5 Ka7 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Rd1 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rh5 loss in 2 half-moves
14 Rh6 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rh2 loss in 1 half-moves
17 Rh3 loss in 1 half-moves
18 Rh4 loss in 1 half-moves
19 Rh8 loss in 1 half-moves