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

EGTB: loss in 21 half-moves

# move score
1 Kb6 loss in 20 half-moves
2 Kb7 loss in 14 half-moves
3 Kb8 loss in 10 half-moves
4 Ka6 loss in 4 half-moves
5 Ka8 loss in 4 half-moves
6 Rb3 loss in 4 half-moves
7 Ra1 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rg3 loss in 1 half-moves