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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Ke5 draw
6 Ke6 draw
7 Kf6 draw
8 Kg5 draw
9 Kg6 draw
10 Ra5 draw
11 Rb6 draw
12 Rb7 draw
13 Kc1 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves