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

EGTB: loss in 13 half-moves

# move score
1 Kb7 loss in 12 half-moves
2 Rd4 loss in 10 half-moves
3 Ka6 loss in 8 half-moves
4 Kb6 loss in 8 half-moves
5 Ra4 loss in 8 half-moves
6 Rb5 loss in 8 half-moves
7 Kb8 loss in 6 half-moves
8 Rc4 loss in 6 half-moves
9 Ka8 loss in 4 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 1 half-moves