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

EGTB: loss in 5 half-moves

# move score
1 Rd4 loss in 4 half-moves
2 Rf4 loss in 4 half-moves
3 Rg4 loss in 4 half-moves
4 Rh4 loss in 4 half-moves
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Ra6 loss in 1 half-moves
17 Ra7 loss in 1 half-moves
18 Ra8 loss in 1 half-moves
19 Re4 loss in 1 half-moves