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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rb8 win in 3 half-moves
3 Rh1 win in 3 half-moves
4 Rh2 win in 3 half-moves
5 Rc8 loss in 2 half-moves
6 Rd8 loss in 2 half-moves
7 Re8 loss in 2 half-moves
8 Rf8 loss in 2 half-moves
9 Rg8 loss in 2 half-moves
10 Rh3 loss in 2 half-moves
11 Rh4 loss in 2 half-moves
12 Rh5 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Rh7 loss in 2 half-moves