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

EGTB: loss in 11 half-moves

# move score
1 Rb1 loss in 10 half-moves
2 Rb2 loss in 8 half-moves
3 Ka2 loss in 2 half-moves
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Ra5 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf5 loss in 1 half-moves
16 Rg5 loss in 1 half-moves
17 Rh5 loss in 1 half-moves