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

EGTB: win in 8 half-moves

# move score
1 Rb7 win in 7 half-moves
2 Rb8 win in 7 half-moves
3 Rf3 win in 7 half-moves
4 Rb2 win in 9 half-moves
5 Rg3 win in 9 half-moves
6 Rh7 win in 9 half-moves
7 Rh8 win in 9 half-moves
8 Ra1 win in 11 half-moves
9 Ra3 win in 11 half-moves
10 Rf1 win in 11 half-moves
11 Rg1 win in 11 half-moves
12 Rh2 win in 11 half-moves
13 Rhh1 win in 11 half-moves
14 Rbh1 win in 13 half-moves
15 Rbb3 loss in 4 half-moves
16 Rhb3 loss in 4 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rh4 loss in 2 half-moves
27 Rh5 loss in 2 half-moves
28 Rh6 loss in 2 half-moves