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 Rd8 loss in 4 half-moves
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Re2 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Re3 loss in 1 half-moves
16 Re4 loss in 1 half-moves
17 Re5 loss in 1 half-moves
18 Re6 loss in 1 half-moves
19 Rg8 loss in 1 half-moves