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

EGTB: draw

# move score
1 Rb8 draw
2 Re7 draw
3 Rg7 draw
4 Rh7 draw
5 Kg3 loss in 2 half-moves
6 Kg4 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Kh3 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rf7 loss in 1 half-moves