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

EGTB: loss in 5 half-moves

# move score
1 Rb5 loss in 4 half-moves
2 Kf1 loss in 2 half-moves
3 Kf2 loss in 2 half-moves
4 Kg2 loss in 2 half-moves
5 Kh1 loss in 2 half-moves
6 Kh2 loss in 2 half-moves
7 Ra8 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 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rb4 loss in 1 half-moves
16 Rc8 loss in 1 half-moves
17 Rf8 loss in 1 half-moves
18 Rg8 loss in 1 half-moves
19 Rh8 loss in 1 half-moves