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

EGTB: loss in 5 half-moves

# move score
1 Rb8 loss in 4 half-moves
2 Rc8 loss in 4 half-moves
3 Kd1 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Ke2 loss in 2 half-moves
6 Kf1 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf8 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rh1 loss in 2 half-moves
13 Rh2 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Ra8 loss in 1 half-moves
16 Rh3 loss in 1 half-moves
17 Rh4 loss in 1 half-moves
18 Rh5 loss in 1 half-moves
19 Rh6 loss in 1 half-moves