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

EGTB: loss in 9 half-moves

# move score
1 Ra4 loss in 8 half-moves
2 Rb4 loss in 8 half-moves
3 Rh5 loss in 8 half-moves
4 Rh6 loss in 4 half-moves
5 Rh7 loss in 4 half-moves
6 Rh8 loss in 4 half-moves
7 Kg2 loss in 2 half-moves
8 Kg3 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg4 loss in 2 half-moves