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

EGTB: loss in 13 half-moves

# move score
1 Rb6 loss in 12 half-moves
2 Kb6 loss in 10 half-moves
3 Ra8 loss in 6 half-moves
4 Kd6 loss in 4 half-moves
5 Kb5 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Ra2 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra1 loss in 1 half-moves