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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kg1 draw
5 Kh1 draw
6 Rb1 draw
7 Rb2 draw
8 Rb7 draw
9 Re3 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Kh2 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves