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

EGTB: draw

# move score
1 Rb3 draw
2 Rb8 draw
3 Rc6 draw
4 Rd6 draw
5 Rb1 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb4 loss in 2 half-moves
8 Rb5 loss in 2 half-moves
9 Re6 loss in 2 half-moves
10 Rf6 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rh6 loss in 2 half-moves
13 Ka5 loss in 1 half-moves
14 Ka7 loss in 1 half-moves
15 Kb5 loss in 1 half-moves
16 Kb7 loss in 1 half-moves
17 Kg7 loss in 1 half-moves
18 Kg8 loss in 1 half-moves
19 Kh7 loss in 1 half-moves
20 Rb7 loss in 1 half-moves