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

EGTB: draw

# move score
1 Rb8 draw
2 Rc4 draw
3 Re4 draw
4 Rf4 draw
5 Rg4 draw
6 Rh4 draw
7 Kf7 loss in 2 half-moves
8 Kf8 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Kh8 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rb3 loss in 1 half-moves
19 Rb7 loss in 1 half-moves