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

EGTB: win in 2 half-moves

# move score
1 Rd8 win in 1 half-moves
2 Re8 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Rg6 win in 1 half-moves
5 Kf1 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kg2 loss in 2 half-moves
8 Kh1 loss in 2 half-moves
9 Kh2 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves