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

EGTB: draw

# move score
1 Rb8 draw
2 Rc8 draw
3 Rd8 draw
4 Rg6 draw
5 Rh8 draw
6 Ka1 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kaa2 loss in 2 half-moves
9 Kab2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kba2 loss in 2 half-moves
13 Kbb2 loss in 2 half-moves
14 Kc1 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rg7 loss in 2 half-moves