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 Rb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Kc7 win in 5 half-moves
6 Kf7 win in 5 half-moves
7 Kf8 win in 5 half-moves
8 Rd1 win in 7 half-moves
9 Kb5 draw
10 Kb6 draw
11 Kb7 draw
12 Kc5 draw
13 Kd5 draw
14 Kd6 draw
15 Kd7 draw
16 Kg7 draw
17 Kh7 draw
18 Kh8 draw
19 Ra1 draw
20 Rc1 draw
21 Re1 draw
22 Rf1 draw
23 Rb3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves