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

EGTB: loss in 7 half-moves

# move score
1 Kb7 loss in 6 half-moves
2 Kb5 loss in 4 half-moves
3 Kb6 loss in 4 half-moves
4 Ra8 loss in 4 half-moves
5 Rd8 loss in 4 half-moves
6 Ka5 loss in 2 half-moves
7 Ka7 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Rb1 loss in 1 half-moves
18 Rb2 loss in 1 half-moves
19 Rb3 loss in 1 half-moves