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

EGTB: loss in 5 half-moves

# move score
1 Rh1 loss in 4 half-moves
2 Rh2 loss in 4 half-moves
3 Ka6 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kb6 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 Rb4 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Rh5 loss in 2 half-moves
12 Rh6 loss in 2 half-moves
13 Rh7 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Rc4 loss in 1 half-moves
16 Re4 loss in 1 half-moves
17 Rf4 loss in 1 half-moves
18 Rg4 loss in 1 half-moves
19 Rh3 loss in 1 half-moves