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

EGTB: loss in 17 half-moves

# move score
1 Kb7 loss in 16 half-moves
2 Kc7 loss in 14 half-moves
3 Ra7 loss in 12 half-moves
4 Ka7 loss in 6 half-moves
5 Kc8 loss in 4 half-moves
6 Ra1 loss in 2 half-moves
7 Ra2 loss in 2 half-moves
8 Ra3 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