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

EGTB: loss in 3 half-moves

# move score
1 Ra1 loss in 2 half-moves
2 Rb1 loss in 2 half-moves
3 Rc1 loss in 2 half-moves
4 Rd1 loss in 2 half-moves
5 Re2 loss in 2 half-moves
6 Re3 loss in 2 half-moves
7 Re4 loss in 2 half-moves
8 Re6 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf1 loss in 2 half-moves
11 Rg1 loss in 2 half-moves
12 Rh1 loss in 2 half-moves
13 Ne5 loss in 1 half-moves
14 Ne7 loss in 1 half-moves
15 Nf4 loss in 1 half-moves
16 Nf8 loss in 1 half-moves
17 Nh4 loss in 1 half-moves
18 Nh8 loss in 1 half-moves
19 Re5 loss in 1 half-moves
20 Re7 loss in 1 half-moves