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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Ka5 draw
5 Ka7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Ke5 draw
10 Ke7 draw
11 Kf5 draw
12 Kf6 draw
13 Kf7 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Kb6 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rb1 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
24 Rf5 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rh5 loss in 2 half-moves