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

EGTB: loss in 5 half-moves

# move score
1 Rb7 loss in 4 half-moves
2 Rb8 loss in 4 half-moves
3 Kf7 loss in 2 half-moves
4 Kf8 loss in 2 half-moves
5 Kg7 loss in 2 half-moves
6 Kh7 loss in 2 half-moves
7 Kh8 loss in 2 half-moves
8 Ra1 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rb2 loss in 1 half-moves
19 Rd1 loss in 1 half-moves