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

EGTB: draw

# move score
1 Rb8 draw
2 Kb1 loss in 2 half-moves
3 Kb2 loss in 2 half-moves
4 Kc2 loss in 2 half-moves
5 Kd1 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rb2 loss in 2 half-moves
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rd5 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Ra5 loss in 1 half-moves
18 Rb6 loss in 1 half-moves
19 Rb7 loss in 1 half-moves