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

EGTB: loss in 9 half-moves

# move score
1 Kb5 loss in 8 half-moves
2 Kb3 loss in 6 half-moves
3 Kb4 loss in 4 half-moves
4 Ra2 loss in 4 half-moves
5 Ka3 loss in 2 half-moves
6 Ka5 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rb3 loss in 2 half-moves
9 Rb4 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rb7 loss in 1 half-moves
19 Rb8 loss in 1 half-moves