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

EGTB: loss in 5 half-moves

# move score
1 Rh7 loss in 4 half-moves
2 Rh8 loss in 4 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ra4 loss in 2 half-moves
9 Rh2 loss in 2 half-moves
10 Rh3 loss in 2 half-moves
11 Rh5 loss in 2 half-moves
12 Rh6 loss in 2 half-moves
13 Rb4 loss in 1 half-moves
14 Rc4 loss in 1 half-moves
15 Rd4 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 Rh1 loss in 1 half-moves