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

EGTB: loss in 3 half-moves

# move score
1 Kb7 loss in 2 half-moves
2 Kb8 loss in 2 half-moves
3 Kc7 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Ra1 loss in 2 half-moves
7 Ra3 loss in 2 half-moves
8 Ra7 loss in 2 half-moves
9 Ra8 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Ra4 loss in 1 half-moves
17 Ra5 loss in 1 half-moves
18 Ra6 loss in 1 half-moves
19 Rh2 loss in 1 half-moves