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 Ra7 loss in 4 half-moves
3 Ra8 loss in 4 half-moves
4 Ka4 loss in 2 half-moves
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Rb6 loss in 2 half-moves
8 Rc6 loss in 2 half-moves
9 Rd6 loss in 2 half-moves
10 Re6 loss in 2 half-moves
11 Rf6 loss in 1 half-moves
12 Rg6 loss in 1 half-moves
13 Rh6 loss in 1 half-moves