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

EGTB: loss in 7 half-moves

# move score
1 Rb8 loss in 6 half-moves
2 Ra6 loss in 4 half-moves
3 Ra7 loss in 4 half-moves
4 Rc8 loss in 4 half-moves
5 Rh8 loss in 4 half-moves
6 Nb3 loss in 2 half-moves
7 Nc2 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Ra5 loss in 1 half-moves
15 Rg8 loss in 1 half-moves