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

EGTB: loss in 7 half-moves

# move score
1 Re1 loss in 6 half-moves
2 Re4 loss in 4 half-moves
3 Re8 loss in 4 half-moves
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rd6 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Re7 loss in 1 half-moves
17 Rf6 loss in 1 half-moves
18 Rg6 loss in 1 half-moves
19 Rh6 loss in 1 half-moves