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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Ka1 draw
4 Ka3 draw
5 Kb1 draw
6 Ke7 draw
7 Ke8 draw
8 Kf7 draw
9 Kg7 draw
10 Kg8 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rc3 draw
16 Rd3 draw
17 Re3 draw
18 Rg3 draw
19 Rh3 draw
20 Kb2 loss in 1 half-moves
21 Ra3 loss in 1 half-moves
22 Rb1 loss in 1 half-moves
23 Rf3 loss in 1 half-moves