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

EGTB: draw

# move score
1 Rb7 draw
2 Re1 loss in 8 half-moves
3 Re2 loss in 4 half-moves
4 Re3 loss in 4 half-moves
5 Re4 loss in 4 half-moves
6 Ka1 loss in 2 half-moves
7 Ka3 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rc7 loss in 1 half-moves
16 Rd7 loss in 1 half-moves
17 Re8 loss in 1 half-moves
18 Rg7 loss in 1 half-moves
19 Rh7 loss in 1 half-moves