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

EGTB: win in 8 half-moves

# move score
1 Rb6 win in 7 half-moves
2 Rb7 win in 7 half-moves
3 Rb8 win in 7 half-moves
4 Ka2 draw
5 Ka4 draw
6 Kb2 draw
7 Kb4 draw
8 Ke6 draw
9 Ke7 draw
10 Ke8 draw
11 Kf6 draw
12 Kf8 draw
13 Kg6 draw
14 Kg7 draw
15 Kg8 draw
16 Rb4 draw
17 Rb5 draw
18 Rc3 draw
19 Rd3 draw
20 Re3 draw
21 Rb1 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves