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

EGTB: loss in 7 half-moves

# move score
1 Rb1 loss in 6 half-moves
2 Ra1 loss in 4 half-moves
3 Rc1 loss in 4 half-moves
4 Ka4 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Rd1 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rf5 loss in 1 half-moves
18 Rf6 loss in 1 half-moves
19 Rf7 loss in 1 half-moves