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

EGTB: draw

# move score
1 Rb1 draw
2 Rb5 draw
3 Rb6 draw
4 Rb7 draw
5 Re8 draw
6 Rf8 draw
7 Ra8 loss in 20 half-moves
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Kh8 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves