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 Ka5 loss in 2 half-moves
3 Ka6 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Re2 loss in 1 half-moves
20 Re3 loss in 1 half-moves
21 Re4 loss in 1 half-moves
22 Rh8 loss in 1 half-moves