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 Ka2 draw
3 Ka4 draw
4 Kf6 draw
5 Kf8 draw
6 Kg6 draw
7 Kg7 draw
8 Kg8 draw
9 Rb1 draw
10 Rb2 draw
11 Rb4 draw
12 Rb5 draw
13 Rb7 draw
14 Rc3 draw
15 Rd3 draw
16 Re3 draw
17 Rf3 draw
18 Rg3 draw
19 Rh3 draw
20 Kb2 loss in 2 half-moves
21 Kb4 loss in 2 half-moves
22 Ke6 loss in 1 half-moves
23 Ke7 loss in 1 half-moves
24 Ke8 loss in 1 half-moves
25 Rb6 loss in 1 half-moves