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

EGTB: loss in 7 half-moves

# move score
1 Rb7 loss in 6 half-moves
2 Rb8 loss in 4 half-moves
3 Bb4 loss in 2 half-moves
4 Bc3 loss in 2 half-moves
5 Bd2 loss in 2 half-moves
6 Be1 loss in 2 half-moves
7 Nf2 loss in 2 half-moves
8 Ng3 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Rd6 loss in 1 half-moves
19 Re6 loss in 1 half-moves
20 Rf6 loss in 1 half-moves