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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Rb6 win in 9 half-moves
4 Rb8 win in 9 half-moves
5 Kb5 draw
6 Kb6 draw
7 Kb7 draw
8 Kc5 draw
9 Kc7 draw
10 Kcd5 draw
11 Kcd6 draw
12 Kcd7 draw
13 Ke5 draw
14 Ke7 draw
15 Ked5 draw
16 Ked6 draw
17 Ked7 draw
18 Kf5 draw
19 Kf6 draw
20 Kf7 draw
21 Ra3 draw
22 Rb4 draw
23 Rg3 draw
24 Rb1 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rc3 loss in 2 half-moves
27 Rd3 loss in 2 half-moves
28 Re3 loss in 2 half-moves
29 Rf3 loss in 2 half-moves
30 Rh3 loss in 2 half-moves