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

EGTB: draw

# move score
1 Rb5 draw
2 Rb6 draw
3 Rb7 draw
4 Rb8 draw
5 Rg3 draw
6 Kd1 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves