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

EGTB: loss in 9 half-moves

# move score
1 Rb2 loss in 8 half-moves
2 Rb3 loss in 8 half-moves
3 Rb1 loss in 4 half-moves
4 Rb4 loss in 4 half-moves
5 Ka2 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Rd5 loss in 1 half-moves
18 Re5 loss in 1 half-moves
19 Rf5 loss in 1 half-moves