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 Kb1 draw
4 Kb2 draw
5 Ke4 draw
6 Ke5 draw
7 Kf5 draw
8 Kg4 draw
9 Kg5 draw
10 Ra5 draw
11 Rb4 draw
12 Rb6 draw
13 Rb7 draw
14 Rc5 draw
15 Rd5 draw
16 Re5 draw
17 Rf5 draw
18 Ke3 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kg3 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves