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 Re5 draw
4 Re6 draw
5 Re7 draw
6 Rf8 draw
7 Rg8 draw
8 Rh8 draw
9 Ka1 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves