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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Re8 win in 3 half-moves
3 Rd8 win in 5 half-moves
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rb5 draw
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kfg7 loss in 2 half-moves
12 Kfg8 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Kh8 loss in 2 half-moves
16 Khg7 loss in 2 half-moves
17 Khg8 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves