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

EGTB: win in 6 half-moves

# move score
1 Rb5 win in 5 half-moves
2 Rb6 win in 7 half-moves
3 Ra8 win in 9 half-moves
4 Rb7 win in 9 half-moves
5 Rbd8 win in 9 half-moves
6 Rc8 win in 9 half-moves
7 Re1 win in 9 half-moves
8 Re8 win in 9 half-moves
9 Ra1 win in 11 half-moves
10 Rc1 win in 11 half-moves
11 Rd5 win in 11 half-moves
12 Rd6 win in 11 half-moves
13 Rd7 win in 11 half-moves
14 Rdb1 win in 11 half-moves
15 Rdd8 win in 13 half-moves
16 Rbb1 loss in 4 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh8 loss in 2 half-moves