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 Rb2 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rbb1 draw
7 Rd8 draw
8 Re8 draw
9 Ra1 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rgb1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh8 loss in 2 half-moves