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

EGTB: loss in 7 half-moves

# move score
1 Rb8 loss in 6 half-moves
2 Rb6 loss in 4 half-moves
3 Rb7 loss in 4 half-moves
4 Kf6 loss in 2 half-moves
5 Kf7 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Kg6 loss in 2 half-moves
8 Kg8 loss in 2 half-moves
9 Kh6 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Kh8 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rb1 loss in 1 half-moves
19 Rd3 loss in 1 half-moves
20 Re3 loss in 1 half-moves
21 Rf3 loss in 1 half-moves
22 Rg3 loss in 1 half-moves