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

EGTB: draw

# move score
1 Rc8 draw
2 Rd8 draw
3 Re8 draw
4 Rb1 loss in 4 half-moves
5 Rb2 loss in 4 half-moves
6 Rb3 loss in 4 half-moves
7 Rb4 loss in 4 half-moves
8 Rb5 loss in 4 half-moves
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves