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

EGTB: draw

# move score
1 Rb8 draw
2 Re1 draw
3 Re3 draw
4 Re5 draw
5 Re6 draw
6 Re7 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Ra8 loss in 10 half-moves
11 Ka4 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re2 loss in 1 half-moves