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

EGTB: draw

# move score
1 Ka2 draw
2 Kb2 draw
3 Rb7 draw
4 Ra8 loss in 6 half-moves
5 Rb1 loss in 6 half-moves
6 Kb1 loss in 4 half-moves
7 Rh8 loss in 4 half-moves
8 Rb2 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rb5 loss in 1 half-moves
16 Rb6 loss in 1 half-moves
17 Rd8 loss in 1 half-moves