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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Rc6 win in 3 half-moves
4 Re6 win in 3 half-moves
5 Rf6 win in 3 half-moves
6 Ra4 win in 5 half-moves
7 Ra3 loss in 4 half-moves
8 Ra7 loss in 4 half-moves
9 Qa7 loss in 2 half-moves
10 Qb7 loss in 2 half-moves
11 Qb8 loss in 2 half-moves
12 Qc6 loss in 2 half-moves
13 Qc8 loss in 2 half-moves
14 Qd5 loss in 2 half-moves
15 Qd8 loss in 2 half-moves
16 Qe4 loss in 2 half-moves
17 Qe8 loss in 2 half-moves
18 Qf3 loss in 2 half-moves
19 Qf8 loss in 2 half-moves
20 Qg2 loss in 2 half-moves
21 Qg8 loss in 2 half-moves
22 Qh1 loss in 2 half-moves
23 Qh8 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Rg6 loss in 1 half-moves
28 Rh6 loss in 1 half-moves