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

EGTB: draw

# move score
1 Ra8 draw
2 Rb8 draw
3 Rc8 draw
4 Rh7 draw
5 Rd8 loss in 4 half-moves
6 Re8 loss in 4 half-moves
7 Ka1 loss in 2 half-moves
8 Ka2 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh3 loss in 1 half-moves
17 Rh4 loss in 1 half-moves
18 Rh5 loss in 1 half-moves
19 Rh6 loss in 1 half-moves