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

EGTB: loss in 9 half-moves

# move score
1 Kb6 loss in 8 half-moves
2 Ra1 loss in 4 half-moves
3 Ra2 loss in 4 half-moves
4 Ra3 loss in 4 half-moves
5 Ka8 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rd6 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Rf6 loss in 1 half-moves
15 Rg6 loss in 1 half-moves
16 Rh6 loss in 1 half-moves