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 Rh3 loss in 4 half-moves
3 g4 loss in 2 half-moves
4 Ra8 loss in 2 half-moves
5 Rb8 loss in 2 half-moves
6 Re8 loss in 2 half-moves
7 Rf8 loss in 2 half-moves
8 Rh2 loss in 2 half-moves
9 Rh4 loss in 2 half-moves
10 Rh5 loss in 2 half-moves
11 Rh6 loss in 2 half-moves
12 Rh7 loss in 2 half-moves
13 Rc8 loss in 1 half-moves
14 Rd8 loss in 1 half-moves
15 Rg8 loss in 1 half-moves