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

EGTB: loss in 9 half-moves

# move score
1 Kh2 loss in 8 half-moves
2 Rg8 loss in 6 half-moves
3 Kh4 loss in 4 half-moves
4 Ra8 loss in 4 half-moves
5 Rh6 loss in 4 half-moves
6 Rh7 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 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Rb8 loss in 1 half-moves