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 Kf1 loss in 4 half-moves
3 Kf2 loss in 4 half-moves
4 Kg1 loss in 4 half-moves
5 Kh1 loss in 4 half-moves
6 Kh2 loss in 4 half-moves
7 Ra2 loss in 4 half-moves
8 Rb3 loss in 4 half-moves
9 Rc2 loss in 4 half-moves
10 Rd2 loss in 4 half-moves
11 Kf3 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rb7 loss in 1 half-moves