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

EGTB: loss in 7 half-moves

# move score
1 Kb1 loss in 6 half-moves
2 Rb1 loss in 6 half-moves
3 Kd1 loss in 4 half-moves
4 Ra8 loss in 4 half-moves
5 Kb2 loss in 2 half-moves
6 Kc2 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Ra2 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves